4 ms·
As Heinlein intended. https://en.wikipedia.org/wiki/The_Roads_Must_Roll https://en.wikipedia.org/wiki/The_Roads_Must_Roll
by ianferrel 2y ago
As Heinlein intended.
https://en.wikipedia.org/wiki/The_Roads_Must_Roll https://en.wikipedia.org/wiki/The_Roads_Must_Roll