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概念解读
解读加密货币、股票和 AI 的核心概念与最新话题
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AI · 最新What Is LTX-2.5? Lightricks' Open Video Model: Features, Local Requirements and License
LTX-2.5 is an open-weight model from Lightricks that turns text, images, video and audio into clips with synchronized sound. Here is what changed in 2.5, what hardware the docs ask for, and how the community license treats commercial use.
7 分钟阅读 192
投资指南 · 常见问题How to Buy ETFs: Step-by-Step Through a Brokerage App
Buying an ETF works much like buying a stock, but a fund deserves a few extra checks. Here is the common workflow across brokerage apps, plus the order-type, cost and timing details that trip up first-time buyers.
6 分钟阅读 12
AI · 热门How to Run Qwen3.8-27B Locally: GGUF Quants, VRAM and Hardware Needs
The BF16 weights are around 50GB, so most people run Qwen3.8-27B as a community GGUF quant. Here is how each quant level trades file size against quality, and what fits on 16GB and 24GB GPUs or Apple Silicon.
7 分钟阅读 85
股票 · 常见问题How to Use an Earnings Report Calendar: Dates, Times and After-the-Bell Releases
A practical guide to checking U.S. earnings report dates: how earnings calendars label pre-market and after-hours releases, why some dates are only estimates, and how to verify results in SEC filings.
5 分钟阅读 34
投资指南 · 热门Social Security 2027 COLA: How the Increase Is Calculated and When It Arrives
The 2027 Social Security COLA depends on average CPI-W for July through September 2026. As of October 13, 2026, no official figure exists; September CPI is scheduled for October 14 at 8:30 a.m. ET. Here is the formula, the payment timeline and what affects your net check.
6 分钟阅读 23
投资指南 · 常见问题Capital Gains Tax in Korea: How Domestic and Foreign Stock Gains Are Taxed
Korean residents pay no capital gains tax on most on-exchange sales of listed Korean shares, but gains on US and other foreign stocks must be self-reported every May. Here is how the rules, rates and deadlines work.
7 分钟阅读 16
投资指南 · 常见问题What is a monthly dividend ETF? Dividend stocks explained and how JEPI works
Getting paid every month is a schedule, not a return. Learn how dividend yield and payout ratio work, what JEPI's last 12 distributions looked like, and how to compare monthly income funds.
8 分钟阅读 11
加密货币 · 常见问题What are the risks of stablecoins? Depegging, liquidity and AML explained
A dollar-pegged token can still trade below a dollar. Here is how depegs happen, why redeeming and selling are different, and how AML rules can freeze coins in ordinary users' wallets.
9 分钟阅读 13
股票 · 热门What Is the SMH ETF? Semiconductor Fund vs Buying ASML or TSMC Directly
SMH spreads money across 25 U.S.-listed chip companies, but its top holdings dominate. Here is how that compares with owning ASML or TSMC directly, including overlap, ADR details and costs.
7 分钟阅读 26