- An answer explaining how Python functions get a copy of the reference to arguments. This is important, and tricky! http://stackoverflow.com/a/8140747/1737957
- An answer explaining how to create a function which has a reference to itself. http://stackoverflow.com/a/8825773/1737957
- We should definitely do something in the 90+ range based on https://github.com/mattneary/Thunctor