Hacker News Recap April 2nd, 2026 | LinkedIn is searching your browser extensions
Apr 3, 2026
Stories cover LinkedIn scanning browser extensions and the privacy and performance concerns that raises. Google launching Gemma 4 and advances toward real-world agent models. Sweden swapping screens for printed books in classrooms. Linux gaming share climbing past 5%. A memorial project humanizing over 72,000 Palestinian casualties.
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LinkedIn Scans Your Browser Extensions
- LinkedIn runs background JavaScript that probes for installed browser extensions while you use the site.
- This can reveal extension fingerprints and affects privacy and page load performance, despite cross-origin limits on full detection.
Google Releases Gemma 4 Open Models
- Google released Gemma 4 as an open transformer family for text and images to lower barriers for researchers and small teams.
- The models are versatile but demand significant compute for training and inference, complicating deployment.
Replace Screens With Books For Younger Students
- Swap screens for printed books in younger classrooms to reduce digital distractions and help focus.
- Sweden retrained teachers and redesigned classrooms to support book-based lessons while acknowledging trade-offs with interactive tools.