Yep, I dumped dual boot Windows about 5 years ago and haven't looked back. But, like you, have Win7 running in a VM for the very rare occasion I need to work on an MS access file. But, that's about it
This is brilliant timing if you have Windows games on Steam. Valve recently revealed Steam Play (beta) so now it’s even easier to play Windows titles via Proton (a Wine fork). Thousands gathered on this Google Sheet within a week and tested 2369+ games, about 79% of them work pretty good.
Maybe you’ve made your escape before everyone else does!