I believe the assumption that to be really good at something you have to focus 100% on it is fundamentally flawed. It only applies to people with limited capabi

I believe the assumption that to be really good at something you have to focus 100% on it is fundamentally flawed. It only applies to people with limited capabilities, I guess. I've seen people gaining proficiency in a fraction of time others needed. There are only so many hours in a day, true, but people work at different speeds.