"Luke Skywalker" wrote:

a 100 hours a year..my question to someone who tells me this is there
anything else in the "complex" category that one does for 2 hours a
week and stays proficient enough to bet their life on it...?

I never had to bet my life on trigonometry, but it's pretty complex and I
mastered it in a lot fewer than 100 hours.

--
Dan

"How can an idiot be a policeman? Answer me that!"
-Chief Inspector Dreyfus