Record original RegExp and modern expression first paint progress
Trace YouTube JS blockers and bounded for-in support
Document nullish and bounded for-of VM compatibility
Document original Location host and live site blockers
Sync Image constructor and real-site rendering status
Sync P0 JS delete operator and live web status
Sync OPBrowser architecture and page performance notes
Document idle GC allocation headroom
Document unwrapped DOM and fetch GC roots
Document detached DOM GC ownership
Document weak AbortSignal.timeout GC ownership
Document G3 EventTarget GC ownership
Document R2c flex sizing and shorthand support
Publish R2b growth and justification status
Publish R2a multiline Flexbox and honest WPT baseline
Document R1.2c captured scrollbar dragging
Sync R1.2b scrollbars and G1 memory status
Document R1.1 scrollTop, nested wheel and rendering
Document R1.0 native CSS overflow clipping
Reprioritize OPBrowser rendering and GC after M4.35
Document retained DOM click event implementation
Document bounded same-origin external JavaScript support
Document first JavaScript DOM page scripting slice
Publish OPBrowser documentation and navigable Wiki