https://www.whonix.org/wiki/KVM#Why_Use_KVM_Over_VirtualBox.3F
The issues of the Open Watcom License are explained in this thread on the Debian Mailinglist: http://www.mail-archive.com/[email protected]/msg34687.html and can be summarized as issues surrounding the contradictory language of the license, the assertion of patents against software that relies on it and the placing of certain restrictions on uses of the software.
