Working on Natalie, my Ruby compiler. Trying to learn just enough 64-bit ARM 
assembly to get Fibers working on an M1.

plans to watch:
- https://plan.cat/~bsandro
- https://plan.cat/~tj
- https://plan.cat/~l30n1d4
- https://plan.cat/~m
- https://plan.cat/~james
- https://plan.cat/~retsi