Earlier quoted context omitted.
My reading of it on their page was that they are free to ignore your bug report unless you donate to them. You didn't pay? Well, that's just, like, your bug report, man... Essentially it boils down to: you cared enough to submit a bug report? Then you should also care enough to donate.
> they are free to ignore your bug report That is true of any open source project.
And presumably the maintainers are not bound in any way to not re-open an especially good/important bug. It just makes makes non-patron support opt-in, instead of opt-out.