Check out <a href='http://www.tinycorelinux.com' target='_blank'>Tiny Core Linux</a>
It's about 10 mb small , runs with tiny X , 2.6 kernel .
Hardware requierment is 486 DX with 32 mb ram - won't boot on anything less .
Hmm , something for my old P90 maybe ?
Regards , Peter
Tried it on my ITX board 533 mhz and 512 mb ram and it bootedin 30 seconds .
Not a lot packages to install yet - but very,very cooool!
Try it yourself !