> track the sun and calculate angle of reflection to hit a target I didn't see anything about that in TFA, did you mean to comment on a different submission?

> track the sun and calculate angle of reflection to hit a target I didn't see anything about that in TFA, did you mean to comment on a different submission? EDIT: I guess it's this one: https://news.ycombinator.com/item?id=21955247 https://news.ycombinator.com/item?id=21955247