Once upon a time there was a program called "loadlin"... I've used it a couple times. It was quite annoying when, by mistake, double clicked somewhere and, without further warning, a Linux distro was booting right in front of me.
<snip> > Wasn't there, in the last century, a tool for windows to boot a linux > kernel (yeah, I know this is OpenBSD) from windows, but I guess that was > with win-"dos". > <snip>