mika
closing this for now, since it would require fully "emulated hub" to work without it.. (i think its possible, but would have to reverse engineer hub sources..)
2 ideas for the future: - once AI can process larger codebases easily, it could be used to extract & convert necessary parts into c# - or, make "Unity Hub...
adding some notes here from few tests: - auth.js defines IPC routes (like "connectInfo:get") - when editor starts, it sends message "connectInfo:get" and expects json data from getConnectInfo() *contains list...
this is available in latest builds
windows 11 has DevDrive, https://devblogs.microsoft.com/visualstudio/devdrive/
available in main build now
for proper tracking, theres also https://wakatime.com/unity
+1 yes, bit difficult to use (without having to adjust settings or building from sources..) (win10) 
i'm interested on this also, found out that if you create special IPC port (same name as hub uses), then Editor wont launch hub (but you are then logged out...
just to make it easy to find/see, without browsing the archive (could search with release year/date then too..not sure if ever need though)