lastly you can always earn Bitcoins once you have a solid knowledge of it .you can even earn Bitcoins indirectly by teaching others or even running a local exchange and lots more. so newbies out there do not rush into buying Bitcoin without first understanding
I'm sure I'm getting what you mean by "earn bitcoins" because the only way you earn bitcoins would doing some kind of job, so exchanging your time and abilities for money, or bitcoin in this case, and to do that you don't need to know everything about bitcoin, you can start buying your own bitcoin (if you think the price is good) and in the meantime you keep studying. Getting to understand what bitcoin is about is not that difficult, it takes very little time. Then the technical part is more complicated but the idea behind it is not