> The only downside is there's nowhere to ask questions if you really get stuck Well, there's always stackexchange. Finding open university courses can be a b

> The only downside is there's nowhere to ask questions if you really get stuck Well, there's always stackexchange. Finding open university courses can be a bit tricky. For that, MIT open courseware is amazing. After self-studying a course there, I have to say the depth is so much better than any MOOC I've ever done. No lecture videos though, but for me that's not a problem.