On Friday, 23 February 2018 08:20:23 UTC, Jeff Layman wrote:
Sort of OT, but not if you are into the ultimate in clock DIY!
http://longnow.org/clock/
Of all the things going on, I really like the stone-slicing robot which
cut the stairs.
This project has been going for 10 years, but I hadn't heard of it. I
wonder how many other rather strange privately-financed ideas are underway?
--
Jeff
https://www.youtube.com/results?sear...now+foundation