It seems like a common situation in the tech world for those with a little capability to deal with some legacy system that you somehow get lumped with or become

It seems like a common situation in the tech world for those with a little capability to deal with some legacy system that you somehow get lumped with or become the "expert". Maybe it's inevitable, people do get bored with doing the same things all the time. I'd love to hear some of the music that came out of your experience - anywhere to listen to it?