The VirtualEnv lecture needs some love

[john-science]

The VirtualEnv lecture needs some love.

At the very least, this lecture needs better support for Windows and Nix. Perhaps there should be two versions of the lecture?

[john-science]

I also have more information on virtual environments here that we are free to use:

https://antineutrino.net/2023/04/11/python-venvs