More efficient or not of what would be to do, basically it certainly depends on our basic ability of each. If indeed our expertise already had on programmer rather than being a Bitcoin trader, earner, other activities with cryptos, of course it's better if stay on it.. although now Bitcoin or crypto currency promising a profits from various efforts made.
In essence that we return on each of us, intentions and confidence, don't try if we do not have a depiction for the next on the efforts made, if indeed our interest it's a small, it would be a regret at the end.
By the way.. it's better if can be mastering the both efforts, it's will be amazing profits