[perihelions]

I think it did come back up, and then went down again:

https://github.com/github/dmca/search?q=TheRayTracer

HackerRank/WorthIT didn't dispute the counternotice (AFAICT), but instead they re-filed the same DMCA notice again, four months later. I think the repo owner gave up at that point.

[hef19898]

That's predatory. It's also up to GitHub to actually check the DMCAs they get and not juts blindly follow through with them, as they seem to do.