I made my ray tracer multi-threaded when I got a dual Celeron[1] box at home in 1999. Quickly learned about race conditions... Multi-socket was well establish

I made my ray tracer multi-threaded when I got a dual Celeron[1] box at home in 1999. Quickly learned about race conditions... Multi-socket was well established in the server and workstation market at that point. [1]: https://en.wikipedia.org/wiki/ABIT_BP6 https://en.wikipedia.org/wiki/ABIT_BP6