Although technology of BTC and altcoin is potential but you need to finish your study. Focus more on your knowledge, Good luck 
If you are this much mature that you are there into your college life, then you need to look for the ways of managing the things in a way which can then help you out in doing both the things that is your studies as well earning of money through this crypto currencies at the very same time and that if you managed to do so, then you will surely be able to have a very much independent life too.