It had paging already and there was affection by some towards Berkeley. -rob On Thu, Aug 29, 2019 at 4:45 PM wrote: > Rob Pike wrote: > > > Reiser Unix got demand paging a little later, and it was spectacularly > > fast. I remember being gobsmacked when I saw a demo in early 1981. > > So, once again, *W*H*Y* did Research choose BSD instead of Reiser's > version on the vax? > > > Dead ends everywhere. > > Explain please? > > Thanks, > > Arnold >