Running Linux desktops on a Windows system, and vice-versa, for development, testing or simply running some program without having to move to a different room a

Running Linux desktops on a Windows system, and vice-versa, for development, testing or simply running some program without having to move to a different room and power up the desktop system, for example. Testing and playing with older systems (Windows 9x, Linux distros from the 90s) for fun and kicks (or to compile some sutpidly old tarball of something that sounds interesting or fun but hasn't been updated in 15 years) Building network meshes to play around with running BGP, OSPF etc. on FRRouting