OS costs

[carroll at m.cs.uiuc.edu]

/* Written  4:19 pm  Sep  7, 1990 by cgwst at unix.cis.pitt.edu in m.cs.uiuc.edu:comp.unix.i386 */
/* ---------- "Re: OS costs" ---------- */
[ ... ] MACH is going to become freeware.
/* End of text from m.cs.uiuc.edu:comp.unix.i386 */
I find this difficult to believe, since currently MACH requires both a 
Berkeley and an AT&T source license. (At least, that's the word from the CMU
MACH people).