Earlier quoted context omitted.
So you can't get it back? I usually use Chrome, I never lose my session no matter what I slip up to do.
Thanks for the downvote, whomever. I always consider switching to Firefox, as I think Chrome needs competition, but Firefox has just never been up to par in usability (especially developer usability) whenever I've tried to switch. Things like "losing your work" for no good reason (don't Firefox have "Re-open closed Window"?) is just another thing I would add to the list of reasons not to switch, so feel free to clari…
> (regardless of whether you have automatic session restore enabled for restart).
It also already has an optional check if you want to close a window ("you're closing a window with 10 tabs. sure?"), and a list of recently closed windows to restore.