It still requires a substantial amount of time to review the fix. Depending on the circumstances it might require more time to review a piece of code than to write it.

When browser compatibility nightmare was finally almost over…

It seems you can see only the comment you reply to. But that sounds as a good feature that is possible to implement, may be you can leave a feature request on GitHub.

No, that’s not right You can follow any community from any instance with your account, doesn’t matter where you registered your account. I just subscribed to https://beehaw.org/c/programming (/c/programming@beehaw.org) from lemmy.pt user account