Earlier quoted context omitted.
Well I don't want credit and I don't have the time to maintain a fork. I already have more than enough on my plate.
If you don't have time to make a fork where do you find time to complain or file bug reports with the upstream? The only person you have to maintain a fork for is you; you don't even have to submit a fix upstream. You don't even have to put it on GitHub. I've got code (with stars!) on GitHub. It's not all the code I'm willing to give away; it's all the code I'm willing to honor some vague level of public commitment f…
Given a choice of the version of the code that maintained, and the version of the code where one function is much faster, but is abandoned, how many do you think will go looking for the latter?