The first 80 or so slides of this deck go into detail regarding "async I/O": https://speakerdeck.com/trent/pyparallel-how-we-removed-the-gil-and-exploited-all-c

The first 80 or so slides of this deck go into detail regarding "async I/O": https://speakerdeck.com/trent/pyparallel-how-we-removed-the-gil-and-exploited-all-cores https://speakerdeck.com/trent/pyparallel-how-we-removed-the-.... > He argued that context switching and memory foot prints are just theoretical stuff. What? Can you cite your source?