Top news for December 21, 2008

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iPad Air M4 review: Apple's best overall tablet, with a few caveats

AI allows hackers to identify anonymous social media accounts, study finds

Anthropic Sues US Government Over Supply Chain Risk Label

OpenAI and Google Workers File Amicus Brief in Support of Anthropic Against the US Government

Launch HN: Terminal Use (YC W26) – Vercel for filesystem-based agents

The “JVG algorithm” only wins on tiny numbers

The best air purifier for 2026

Best VPN services 2026: Expert tested and recommended

How to clear your Windows 11 PC cache (and why you shouldn't wait to do it)

How much RAM does your PC actually need in 2026? A Windows and Mac expert weighs in