https://immersive-web.github.io/hit-test/
https://immersive-web.github.io/layers/
https://w3c.github.io/window-management/
https://w3c.github.io/wot-architecture/
https://w3c.github.io/wot-discovery/
https://w3c.github.io/wot-thing-description/
https://github.com/amaliev/3pcd-exemption-heuristics/blob/main/explainer.md
PING is following a discussion, but doesn't require resolution.
https://www.w3.org/groups/wg/ag
https://www.w3.org/groups/wg/apa
https://www.w3.org/groups/wg/aria
https://www.w3.org/groups/wg/audio
https://www.w3.org/groups/wg/auto
https://www.w3.org/groups/wg/css
https://www.w3.org/groups/wg/das
https://www.w3.org/groups/wg/distributed-tracing
https://www.w3.org/groups/wg/dx
https://www.w3.org/groups/wg/epub
https://www.w3.org/groups/wg/gpu
https://www.w3.org/groups/wg/immersive-web
https://www.w3.org/groups/wg/json-ld
https://www.w3.org/groups/wg/math
https://www.w3.org/groups/wg/media
https://www.w3.org/groups/wg/miniapps
https://www.w3.org/groups/wg/payments
https://www.w3.org/groups/wg/pm
https://www.w3.org/groups/wg/png