From: jwalsh@bigpond.net.au
A while back I discovered SkyOS and my old excitement was revived. http://en.wikipedia.org/wiki/SkyOS They had the professionalism and the open source principles in balance.
Huh? SkyOS is not open source. The wikipedia page you link to starts: "SkyOS is a proprietary operating system"
Gé van Geldorp.