----- Original Message -----From:"Warner Losh" <imp@bsdimp.com>To:"Clem Cole" <clemc@ccc.com>Cc:"TUHS main list" <tuhs@minnie.tuhs.org>Sent:Fri, 23 Mar 2018 15:36:02 -0600Subject:Re: [TUHS] long lived programs (was Re: RIP John BackusOn Fri, Mar 23, 2018 at 3:23 PM, Clem Cole <clemc@ccc.com> wrote:Which bringing this back to UNIX. Linux is the UNIX disruptor - which is great. Linux keeps 'UNIX' alive and getting better. I don't see an economic reason to replace it, but who knows. Maybe that's what the new good folks at Goggle, Amazon, Intel or some University is doing. But so far, the economics is not there.Speaking of how ancient code works... There's still AT&T code dating to v5 or older in *BSD.... It's been updated, improved upon, parts replaced, etc. But there's still some bits dating all the way back to those early times. Having competition from Linux is great and keeps the BSDs honest...Warnerᐧ