On the other hand there is value in learning different languages and concepts, and possibly applying them in your day to day job if it makes sense. It makes you

On the other hand there is value in learning different languages and concepts, and possibly applying them in your day to day job if it makes sense. It makes you a better programmer. But one is a means to an end, and the other is... I don't know, a philosophy? L'art pour l'art?