https://polylog.news/2026-07-16/bitcoin-nears-65-000-dollars-after-united-states-inflation-c Polylog en 2026-07-16T05:15:30.723Z Bitcoin Nears 65,000 Dollars After United States Inflation Cools to 3.5 Percent https://polylog.news/2026-07-16/china-s-imports-from-africa-surge-after-beijing-expands-zero Polylog en 2026-07-16T05:30:33.895Z China's Imports From Africa Surge After Beijing Expands Zero-Tariff Access https://polylog.news/2026-07-16/cuba-turns-to-oxen-as-a-us-fuel-blockade-deepens-its-energy Polylog en 2026-07-16T05:30:33.895Z Cuba Turns to Oxen as a US Fuel Blockade Deepens Its Energy Crisis https://polylog.news/2026-07-16/energy-companies-rush-to-public-markets-as-investors-seek-a Polylog en 2026-07-16T05:15:30.723Z Energy Companies Rush to Public Markets as Investors Seek a Way to Play the Artificial Intelligence Boom https://polylog.news/2026-07-16/energy-ipos-surge-as-investors-seek-ways-to-play-the-ai-boom Polylog en 2026-07-16T05:30:33.895Z Energy IPOs Surge as Investors Seek Ways to Play the AI Boom https://polylog.news/2026-07-16/europe-s-food-inflation-is-easing-but-a-delayed-cost-shock-i Polylog en 2026-07-16T05:15:30.723Z Europe's Food Inflation Is Easing, But a Delayed Cost Shock Is Building https://polylog.news/2026-07-16/goldman-sachs-and-mainland-funds-back-hong-kong-as-beijing-s Polylog en 2026-07-16T05:15:30.723Z Goldman Sachs and Mainland Funds Back Hong Kong as Beijing Steps Up Market Support https://polylog.news/2026-07-16/indian-stocks-hold-firm-despite-middle-east-conflict-as-lend Polylog en 2026-07-16T05:30:33.895Z Indian Stocks Hold Firm Despite Middle East Conflict as Lenders Post Strong Earnings https://polylog.news/2026-07-16/nvidia-deepens-toyota-ai-tie-up-as-japan-rewrites-rules-for Polylog en 2026-07-16T05:30:33.895Z Nvidia Deepens Toyota AI Tie-Up as Japan Rewrites Rules for Machine Intelligence https://polylog.news/2026-07-16/nvidia-extends-toyota-partnership-as-artificial-intelligence Polylog en 2026-07-16T05:15:30.723Z Nvidia Extends Toyota Partnership as Artificial Intelligence Moves Off the Data Center Floor https://polylog.news/2026-07-16/overseas-investors-return-to-japanese-government-bonds-after Polylog en 2026-07-16T05:15:30.723Z Overseas Investors Return to Japanese Government Bonds After a Pension-Fund Signal https://polylog.news/2026-07-16/pakistan-joins-china-led-ai-body-as-beijing-consolidates-a-p Polylog en 2026-07-16T05:30:33.895Z Pakistan Joins China-Led AI Body as Beijing Consolidates a Parallel Tech Sphere https://polylog.news/2026-07-16/russia-says-it-struck-kyiv-drone-plants-as-britain-s-departi Polylog en 2026-07-16T05:30:33.895Z Russia Says It Struck Kyiv Drone Plants as Britain's Departing Leader Visits Ukraine https://polylog.news/2026-07-16/russia-strikes-kyiv-arms-plants-and-odesa-ports-as-ukraine-h Polylog en 2026-07-16T05:15:30.723Z Russia Strikes Kyiv Arms Plants and Odesa Ports as Ukraine Hits Russian Territory https://polylog.news/2026-07-16/senior-chinese-official-holds-talks-in-north-korea-as-beijin Polylog en 2026-07-16T05:30:33.895Z Senior Chinese Official Holds Talks in North Korea as Beijing Tightens Regional Ties https://polylog.news/2026-07-16/softer-us-inflation-lifts-bitcoin-toward-65-000-as-ether-lea Polylog en 2026-07-16T05:30:33.895Z Softer US Inflation Lifts Bitcoin Toward $65,000 as Ether Leads on ETF Inflows https://polylog.news/2026-07-16/trump-orders-25-percent-tariff-on-most-brazilian-imports-as Polylog en 2026-07-16T05:15:30.723Z Trump Orders 25 Percent Tariff on Most Brazilian Imports as Washington's Trade Pressure Widens https://polylog.news/2026-07-16/un-warns-looted-gold-and-gum-arabic-are-financing-sudan-s-wa Polylog en 2026-07-16T05:30:33.895Z UN Warns Looted Gold and Gum Arabic Are Financing Sudan's War https://polylog.news/2026-07-16/united-nations-says-looted-gold-and-gum-arabic-are-financing Polylog en 2026-07-16T05:15:30.723Z United Nations Says Looted Gold and Gum Arabic Are Financing Sudan's War https://polylog.news/2026-07-16/united-states-and-iran-trade-strikes-for-a-fifth-day-as-tehr Polylog en 2026-07-16T05:15:30.723Z United States and Iran Trade Strikes for a Fifth Day as Tehran Is Hit and a Detainee Is Freed https://polylog.news/2026-07-16/united-states-approves-2-billion-dollars-in-arms-for-saudi-a Polylog en 2026-07-16T05:15:30.723Z United States Approves 2 Billion Dollars in Arms for Saudi Arabia as China Courts North Korea https://polylog.news/2026-07-16/united-states-disables-tanker-near-kharg-island-as-oil-passe Polylog en 2026-07-16T05:15:30.723Z United States Disables Tanker Near Kharg Island as Oil Passes 85 Dollars on Fifth Day of Iran Strikes https://polylog.news/2026-07-16/us-and-iran-exchange-strikes-for-fifth-day-hitting-tehran-ar Polylog en 2026-07-16T05:30:33.895Z US and Iran Exchange Strikes for Fifth Day, Hitting Tehran Area and Hormuz Island https://polylog.news/2026-07-16/us-sets-25-tariffs-on-brazil-next-week-as-australia-bends-to Polylog en 2026-07-16T05:30:33.895Z US Sets 25% Tariffs on Brazil Next Week as Australia Bends to a Separate Trade Threat https://polylog.news/2026-07-15/byd-says-it-can-overtake-toyota-without-selling-in-the-unite Polylog en 2026-07-15T05:13:57.606Z BYD Says It Can Overtake Toyota Without Selling in the United States https://polylog.news/2026-07-15/china-grows-4-3-percent-in-second-quarter-weakest-pace-since Polylog en 2026-07-15T05:13:57.606Z China Grows 4.3 Percent in Second Quarter, Weakest Pace Since Late 2022 https://polylog.news/2026-07-15/china-s-critical-minerals-controls-distort-markets-and-fuel Polylog en 2026-07-15T05:13:57.606Z China's Critical-Minerals Controls Distort Markets and Fuel Resource Nationalism https://polylog.news/2026-07-15/chinese-memory-maker-cxmt-prices-record-8-5-billion-dollar-s Polylog en 2026-07-15T05:13:57.606Z Chinese Memory Maker CXMT Prices Record 8.5 Billion Dollar Shanghai Chip Listing https://polylog.news/2026-07-15/cuba-suffers-third-nationwide-blackout-in-two-weeks-as-grid Polylog en 2026-07-15T05:13:57.606Z Cuba Suffers Third Nationwide Blackout in Two Weeks as Grid Collapses https://polylog.news/2026-07-15/gold-holds-near-4-000-dollars-and-silver-jumps-as-war-and-fi Polylog en 2026-07-15T05:13:57.606Z Gold Holds Near 4,000 Dollars and Silver Jumps as War and Fiat Doubts Drive Hard-Money Demand https://polylog.news/2026-07-15/oil-jumps-above-85-dollars-as-us-reimposes-iran-blockade-and Polylog en 2026-07-15T05:13:57.606Z Oil Jumps Above 85 Dollars as US Reimposes Iran Blockade and Tehran Strikes Gulf States https://polylog.news/2026-07-15/openai-s-first-device-will-be-a-screenless-speaker-built-as Polylog en 2026-07-15T05:13:57.606Z OpenAI's First Device Will Be a Screenless Speaker Built as an AI Companion https://polylog.news/2026-07-15/russia-strikes-ukrainian-black-sea-ports-handling-military-s Polylog en 2026-07-15T05:13:57.606Z Russia Strikes Ukrainian Black Sea Ports Handling Military Supplies https://polylog.news/2026-07-15/spain-and-gibraltar-remove-border-checks-under-new-uk-eu-tre Polylog en 2026-07-15T05:13:57.606Z Spain and Gibraltar Remove Border Checks Under New UK-EU Treaty https://polylog.news/2026-07-15/ukraine-to-buy-chinese-drone-components-with-european-union Polylog en 2026-07-15T05:13:57.606Z Ukraine to Buy Chinese Drone Components With European Union Funds https://polylog.news/2026-07-15/united-states-to-withdraw-all-troops-from-iraq-by-september Polylog en 2026-07-15T05:13:57.606Z United States to Withdraw All Troops From Iraq by September 30 https://polylog.news/crypto/2026-07-16/base-creator-jesse-pollak-steps-back-from-app-leadership-adm Polylog en 2026-07-16T05:28:32.899Z Base Creator Jesse Pollak Steps Back From App Leadership, Admits Social Strategy Failed https://polylog.news/crypto/2026-07-16/bitcoin-untouched-since-the-2017-peak-moves-383-million-as-o Polylog en 2026-07-16T05:28:32.899Z Bitcoin Untouched Since the 2017 Peak Moves $383 Million, as Old and Seized Coins Reawaken https://polylog.news/crypto/2026-07-16/china-moves-to-treat-crypto-mixer-use-as-evidence-of-money-l Polylog en 2026-07-16T05:28:32.899Z China Moves to Treat Crypto Mixer Use as Evidence of Money Laundering https://polylog.news/crypto/2026-07-16/dtcc-runs-first-live-tokenized-trades-of-stocks-and-treasuri Polylog en 2026-07-16T05:28:32.899Z DTCC Runs First Live Tokenized Trades of Stocks and Treasuries With Wall Street's Biggest Firms https://polylog.news/crypto/2026-07-16/ether-outpaces-bitcoin-as-exchange-traded-fund-inflows-retur Polylog en 2026-07-16T05:28:32.899Z Ether Outpaces Bitcoin as Exchange-Traded Fund Inflows Return, Led Almost Entirely by BlackRock https://polylog.news/crypto/2026-07-16/japan-s-parliament-reclassifies-bitcoin-and-crypto-as-financ Polylog en 2026-07-16T05:28:32.899Z Japan's Parliament Reclassifies Bitcoin and Crypto as Financial Products https://polylog.news/crypto/2026-07-16/morgan-stanley-wins-preliminary-approval-to-pull-crypto-cust Polylog en 2026-07-16T05:28:32.899Z Morgan Stanley Wins Preliminary Approval to Pull Crypto Custody, Staking and Lending In-House https://polylog.news/crypto/2026-07-16/ostium-halts-trading-after-attacker-uses-compromised-oracle Polylog en 2026-07-16T05:28:32.899Z Ostium Halts Trading After Attacker Uses Compromised Oracle Key to Drain $18 Million https://polylog.news/crypto/2026-07-16/privacy-layer-2-networks-ship-live-confidential-execution-an Polylog en 2026-07-16T05:28:32.899Z Privacy Layer-2 Networks Ship Live Confidential Execution and Pitch It as Institutional Baseline https://polylog.news/crypto/2026-07-16/stanford-study-says-polymarket-s-five-minute-bitcoin-bets-mo Polylog en 2026-07-16T05:28:32.899Z Stanford Study Says Polymarket's Five-Minute Bitcoin Bets Moved $8.2 Million to Manipulators https://polylog.news/crypto/2026-07-16/trump-to-meet-senators-as-ethics-fight-threatens-crypto-mark Polylog en 2026-07-16T05:28:32.899Z Trump to Meet Senators as Ethics Fight Threatens Crypto Market-Structure Bill https://polylog.news/crypto/2026-07-16/united-states-freezes-131-million-in-tether-tied-to-iran-s-c Polylog en 2026-07-16T05:28:32.899Z United States Freezes $131 Million in Tether Tied to Iran's Central Bank https://polylog.news/crypto/2026-07-15/binance-pushes-toward-a-crypto-super-app-of-payments-stocks Polylog en 2026-07-15T05:26:53.461Z Binance Pushes Toward a Crypto "Super App" of Payments, Stocks and Stablecoins https://polylog.news/crypto/2026-07-15/bitcoin-soft-fork-proposal-to-restrict-junk-data-draws-backl Polylog en 2026-07-15T05:26:53.461Z Bitcoin Soft-Fork Proposal to Restrict "Junk Data" Draws Backlash Over Censorship Fears https://polylog.news/crypto/2026-07-15/bitcoin-trades-near-64-900-after-us-inflation-cools-to-3-5-r Polylog en 2026-07-15T05:26:53.461Z Bitcoin Trades Near $64,900 After US Inflation Cools to 3.5%, Reviving Fed Rate-Cut Bets https://polylog.news/crypto/2026-07-15/bitcoin-treasury-firms-hit-two-collateral-calls-in-2026-as-s Polylog en 2026-07-15T05:26:53.461Z Bitcoin Treasury Firms Hit Two Collateral Calls in 2026 as Some Loans Allow 12-Hour Liquidation https://polylog.news/crypto/2026-07-15/china-s-top-prosecutors-propose-treating-coin-mixers-and-pri Polylog en 2026-07-15T05:26:53.461Z China's Top Prosecutors Propose Treating Coin Mixers and Privacy Coins as Evidence of Money Laundering https://polylog.news/crypto/2026-07-15/defi-exploits-persist-across-multiple-protocols-as-weekly-se Polylog en 2026-07-15T05:26:53.461Z DeFi Exploits Persist Across Multiple Protocols as Weekly Security Losses Stay Elevated https://polylog.news/crypto/2026-07-15/ethereum-researchers-probe-the-gap-between-visible-on-chain Polylog en 2026-07-15T05:26:53.461Z Ethereum Researchers Probe the Gap Between Visible On-Chain Activity and Real Governance Power https://polylog.news/crypto/2026-07-15/mizuho-cuts-circle-to-underperform-as-hyperliquid-deal-press Polylog en 2026-07-15T05:26:53.461Z Mizuho Cuts Circle to Underperform as Hyperliquid Deal Pressures USDC's Reserve Economics https://polylog.news/crypto/2026-07-15/privacy-layer-2-teams-reframe-confidential-execution-as-a-re Polylog en 2026-07-15T05:26:53.461Z Privacy Layer-2 Teams Reframe Confidential Execution as a Requirement for Serious On-Chain Use https://polylog.news/crypto/2026-07-15/senate-democrats-move-to-block-clarity-act-without-new-trump Polylog en 2026-07-15T05:26:53.461Z Senate Democrats Move to Block CLARITY Act Without New Trump Ethics Rules https://polylog.news/crypto/2026-07-15/us-and-uk-publish-joint-roadmap-to-align-rules-for-tokenized Polylog en 2026-07-15T05:26:53.461Z US and UK Publish Joint Roadmap to Align Rules for Tokenized Finance https://polylog.news/crypto/2026-07-15/us-treasury-freezes-more-than-130-million-in-crypto-wallets Polylog en 2026-07-15T05:26:53.461Z US Treasury Freezes More Than $130 Million in Crypto Wallets Tied to Iran's Central Bank https://polylog.news/ai/2026-07-16/anthropic-redeploys-fable-5-and-proposes-an-industry-standar Polylog en 2026-07-16T05:44:01.303Z Anthropic Redeploys Fable 5 and Proposes an Industry Standard for Grading Jailbreak Severity https://polylog.news/ai/2026-07-16/deepseek-begins-ipo-preparations-targeting-a-2026-filing-and Polylog en 2026-07-16T05:44:01.303Z DeepSeek Begins IPO Preparations Targeting a 2026 Filing and a Valuation Near $71 Billion https://polylog.news/ai/2026-07-16/meta-s-brain2qwerty-v2-decodes-typed-sentences-from-brain-si Polylog en 2026-07-16T05:44:01.303Z Meta's Brain2Qwerty v2 Decodes Typed Sentences From Brain Signals at 61 Percent Word Accuracy, Without Surgery https://polylog.news/ai/2026-07-16/new-audit-method-tests-whether-a-model-s-chain-of-thought-ac Polylog en 2026-07-16T05:44:01.303Z New Audit Method Tests Whether a Model's Chain of Thought Actually Depends on Its Stated Premises https://polylog.news/ai/2026-07-16/nvidia-and-japanese-partners-build-a-full-stack-sovereign-ai Polylog en 2026-07-16T05:44:01.303Z Nvidia and Japanese Partners Build a Full-Stack Sovereign AI Base Across Manufacturing and Robotics https://polylog.news/ai/2026-07-16/nvidia-opens-smaller-jetson-thor-modules-to-push-foundation Polylog en 2026-07-16T05:44:01.303Z Nvidia Opens Smaller Jetson Thor Modules to Push Foundation Models Onto Mainstream Robots https://polylog.news/ai/2026-07-16/openai-details-gpt-red-an-automated-attacker-trained-by-self Polylog en 2026-07-16T05:44:01.303Z OpenAI Details GPT-Red, an Automated Attacker Trained by Self-Play to Harden Its Own Models https://polylog.news/ai/2026-07-16/openai-pitches-reverse-federalism-arguing-state-ai-laws-shou Polylog en 2026-07-16T05:44:01.303Z OpenAI Pitches 'Reverse Federalism,' Arguing State AI Laws Should Build a National Framework https://polylog.news/ai/2026-07-16/originblame-proposes-record-and-token-level-provenance-to-lo Polylog en 2026-07-16T05:44:01.303Z OriginBlame Proposes Record- and Token-Level Provenance to Locate an Author's Data Inside a Training Set https://polylog.news/ai/2026-07-16/palantir-s-karp-says-ai-systems-are-now-central-to-europe-s Polylog en 2026-07-16T05:44:01.303Z Palantir's Karp Says AI Systems Are Now Central to Europe's Security and Economy https://polylog.news/ai/2026-07-16/study-finds-activation-probes-flag-risk-but-cannot-reliably Polylog en 2026-07-16T05:44:01.303Z Study Finds Activation Probes Flag Risk But Cannot Reliably Judge Whether Context Makes a Request Harmful https://polylog.news/ai/2026-07-16/thinking-machines-lab-ships-inkling-a-975-billion-parameter Polylog en 2026-07-16T05:44:01.303Z Thinking Machines Lab Ships Inkling, a 975-Billion-Parameter Open-Weights Model It Admits Is Not the Strongest https://polylog.news/ai/2026-07-15/a-forecaster-s-case-that-data-center-timelines-predict-the-n Polylog en 2026-07-15T05:32:00.431Z A Forecaster's Case That Data-Center Timelines Predict the Next Frontier Model https://polylog.news/ai/2026-07-15/a-linear-attention-method-claims-exact-state-tracking-withou Polylog en 2026-07-15T05:32:00.431Z A Linear-Attention Method Claims Exact State Tracking Without a Growing KV Cache https://polylog.news/ai/2026-07-15/a-new-linear-attention-variant-adds-phase-controlled-delta-m Polylog en 2026-07-15T05:45:50.502Z A New Linear-Attention Variant Adds Phase-Controlled Delta Memory to Fix Long-Context State Tracking https://polylog.news/ai/2026-07-15/anthropic-proposes-a-cvss-style-severity-scale-for-ai-jailbr Polylog en 2026-07-15T05:32:00.431Z Anthropic Proposes a CVSS-Style Severity Scale for AI Jailbreaks https://polylog.news/ai/2026-07-15/anthropic-publishes-a-cross-industry-jailbreak-severity-scal Polylog en 2026-07-15T05:45:50.502Z Anthropic Publishes a Cross-Industry Jailbreak Severity Scale After a 19-Day Export-Control Suspension https://polylog.news/ai/2026-07-15/chatgpt-returns-to-whatsapp-across-europe-after-the-eu-order Polylog en 2026-07-15T05:45:50.502Z ChatGPT Returns to WhatsApp Across Europe After the EU Ordered Meta to Restore Rival Access https://polylog.news/ai/2026-07-15/eu-forces-meta-to-let-chatgpt-back-onto-whatsapp-across-euro Polylog en 2026-07-15T05:32:00.431Z EU Forces Meta to Let ChatGPT Back Onto WhatsApp Across Europe https://polylog.news/ai/2026-07-15/meta-s-brain2qwerty-v2-decodes-typed-sentences-from-brain-si Polylog en 2026-07-15T05:32:00.431Z Meta's Brain2Qwerty v2 Decodes Typed Sentences From Brain Signals at 61 Percent Word Accuracy https://polylog.news/ai/2026-07-15/meta-s-brain2qwerty-v2-decodes-typed-sentences-from-non-inva Polylog en 2026-07-15T05:45:50.502Z Meta's Brain2Qwerty v2 Decodes Typed Sentences From Non-Invasive Brain Signals at 61 Percent Word Accuracy https://polylog.news/ai/2026-07-15/monkeyocrv2-pretrains-a-document-vision-model-on-113-million Polylog en 2026-07-15T05:45:50.502Z MonkeyOCRv2 Pretrains a Document Vision Model on 113 Million Images Across 17 Languages https://polylog.news/ai/2026-07-15/monkeyocrv2-sets-an-open-document-parsing-record-with-an-11x Polylog en 2026-07-15T05:32:00.431Z MonkeyOCRv2 Sets an Open Document-Parsing Record With an 11x Smaller Encoder https://polylog.news/ai/2026-07-15/new-work-trains-point-in-time-language-models-to-strip-out-l Polylog en 2026-07-15T05:32:00.431Z New Work Trains 'Point-in-Time' Language Models to Strip Out Lookahead Bias https://polylog.news/ai/2026-07-15/nvidia-argues-performance-per-watt-is-the-metric-that-decide Polylog en 2026-07-15T05:32:00.431Z NVIDIA Argues Performance Per Watt Is the Metric That Decides AI Data-Center Economics https://polylog.news/ai/2026-07-15/nvidia-argues-performance-per-watt-not-raw-flops-now-governs Polylog en 2026-07-15T05:45:50.502Z NVIDIA Argues Performance Per Watt, Not Raw FLOPS, Now Governs AI Data-Center Economics https://polylog.news/ai/2026-07-15/nvidia-forms-a-nemotron-coalition-of-open-model-labs-across Polylog en 2026-07-15T05:45:50.502Z NVIDIA Forms a Nemotron Coalition of Open-Model Labs Across Twelve Countries https://polylog.news/ai/2026-07-15/nvidia-opens-the-nemotron-3-model-family-in-nano-super-and-u Polylog en 2026-07-15T05:32:00.431Z NVIDIA Opens the Nemotron 3 Model Family in Nano, Super, and Ultra Sizes https://polylog.news/ai/2026-07-15/openai-suspends-the-five-hour-cap-on-gpt-5-6-sol-after-a-dem Polylog en 2026-07-15T05:32:00.431Z OpenAI Suspends the Five-Hour Cap on GPT-5.6 Sol After a Demand Surge https://polylog.news/ai/2026-07-15/openai-temporarily-lifts-the-five-hour-usage-cap-on-gpt-5-6 Polylog en 2026-07-15T05:45:50.502Z OpenAI Temporarily Lifts the Five-Hour Usage Cap on GPT-5.6 Sol and Codex After a Demand Surge https://polylog.news/ai/2026-07-15/prismml-s-1-bit-bonsai-27b-compresses-a-27-billion-parameter Polylog en 2026-07-15T05:45:50.502Z PrismML's 1-Bit Bonsai 27B Compresses a 27-Billion-Parameter Model to 3.9 Gigabytes https://polylog.news/ai/2026-07-15/prismml-s-1-bit-bonsai-27b-runs-a-27-billion-parameter-model Polylog en 2026-07-15T05:32:00.431Z PrismML's 1-Bit Bonsai 27B Runs a 27-Billion-Parameter Model on a Phone https://polylog.news/ai/2026-07-15/researchers-scale-point-in-time-language-models-to-strip-loo Polylog en 2026-07-15T05:45:50.502Z Researchers Scale Point-in-Time Language Models to Strip Lookahead Bias From Financial Backtests https://polylog.news/ai/2026-07-15/samsung-builds-a-standalone-4-nanometer-ai-accelerator-for-p Polylog en 2026-07-15T05:32:00.431Z Samsung Builds a Standalone 4-Nanometer AI Accelerator for PCs https://polylog.news/ai/2026-07-15/samsung-readies-a-standalone-4-nanometer-ai-accelerator-for Polylog en 2026-07-15T05:45:50.502Z Samsung Readies a Standalone 4-Nanometer AI Accelerator for PCs, Codenamed Gaia https://polylog.news/ai/2026-07-15/study-finds-prompt-formatting-alone-can-flip-llm-leaderboard Polylog en 2026-07-15T05:45:50.502Z Study Finds Prompt Formatting Alone Can Flip LLM Leaderboard Rankings