I switched to VirtualBox from Parallels, and I agree that it's clunky in comparison (got tired of having to put in a purchase request every time they upgraded).

I switched to VirtualBox from Parallels, and I agree that it's clunky in comparison (got tired of having to put in a purchase request every time they upgraded). I have to run IIS and MSSQL, unfortunately, and until I can use those with Docker, I think I'm stuck. I think when Windows Nano Server is available I'll give it a try, my Win7 image is almost 70GB...