If you have the time, I would absolutely go for a degree. As far as I know, University is free in Germany. If you can get into a CS degree, do it. You should be

If you have the time, I would absolutely go for a degree. As far as I know, University is free in Germany. If you can get into a CS degree, do it. You should be able to do a bachelor degree in 3 years, but you can probably do it faster because you aren't a distracted 20 year old anymore. Self taught programmers take years to make up for their missing education. If you have the time to learn from very smart people for a couple of years, I don't know why you wouldn't do it.