alt Hacker NewsDreams are fun but they don't pay. And then you are earning scraps, and you realise that you'd prefer to be rich than to follow the dream for nothing.
I get that. In the time you'd learn about graphics programming, you could learn something else that would be able to give you a boost in the hiring market.
Rereading that, my comment has been needlessly rude. For that I apologise, even if the point stands a bit still.