Doubt, but would be great to see. We're already all here using alternative apps until sync/boost releases then we'll move over. Will suck for existing apps to see a big loss.
Sidebery v5 beta (on GitHub not on the addon store yet) + Firefox on MacOS and a few CSS tweaks has my experience almost exactly matching what I loved about Edge.
Just wish I could collapse (on demand , not via auto-hide) the vertical tabs sidebar to 1 icon wide when I need more horizontal room (anyone got a trick for that?)
"Chunk of ice", "failing to refreeze"
Wut?