why claude, codex and cursor switched primitives (github take note)

Scott and Wes sit down with Alex Sexton and Amadeus De Marzi from Pierre Computer to dig into the gnarly performance challenges behind building blazing-fast code review tools, covering virtualization, progressive rendering, and why GitHub’s UI feels so sluggish. They also chat about how major AI coding tools like Claude, Codex, and Cursor are adopting Pierre’s diffs library, plus the role of web components, benchmarking, and what it takes to build “VS Code 2.0.” 🔥 Be the ~19,500th person to join our super tasty newsletter https://bit.ly/syntax_snackpack Show Notes 00:00 Welcome to Syntax! 04:00 The Need for Better Infrastructure 05:53 Understanding Diffs and Trees 08:16 Performance Challenges in Code Review 10:49 Virtualization Techniques for Smooth Scrolling 15:04 In-Page Find and Virtualization Limitations 17:00 Browser Limitations and Content Visibility 19:29 Progressive Rendering and Syntax Highlighting 23:05 Tools and Techniques for Performance Testing 33:35 Optimizing Performance with AI 36:31 Mastering Auto Research for Efficiency 42:00 Exploring Web Components and State Management 44:05 Innovations in Rendering and Virtualization 49:12 Business Insights and Future Directions 53:58 Sick Picks All links available at https://syntax.fm/1008 ------------------------------------------------------------------------------ Hit us up on Socials! Syntax: https://x.com/syntaxfm Scott: https://x.com/stolinski Wes: https://x.com/wesbos CJ: https://x.com/CodingGarden Randy: https://www.youtube.com/@randyrektor http://www.syntax.fm Brought to you by https://sentry.io/syntax #webdevelopment #webdeveloper #javascript #syntax #syntaxfm #webdev