I already started answering the laid out questions, when I realized that it would be useless. The way you laid them out truly is important and all i need to do right now is to think.

Basically i feel like university will only give me credibility in very unique circumstances, whereas Steemit provides very quick window into crypto ecosystem (which i feel is much more important). I anyway study for past 3-4 years on my own what i want (while i managed to, more or less, succeed at the university. All i know is that i will NOT be able to do all the 3 "hobbies" full time.