I don't see why the question should be unpopular. It's valid. I think because having a project on github aids discoverability. Also, the project mentions that

I don't see why the question should be unpopular. It's valid. I think because having a project on github aids discoverability. Also, the project mentions that they would stop accepting pull requests, not that there would be no interaction with users whatsoever. Quite the contrary, it is stated that the author is thankful for bug reports and feature requests. Having the issue tracker is still of importance then.