It's called "support" and many companies pay for it to be provided by many of the major FOSS software producers; mileage with those services varying I'm sure. Making demands of indep producers? This "should" vocabulary I'm not a fan of. Maybe I'll write a blog post about all the things "others should do" and sure I will be heard? Sounds like there was plenty of extra time on the table for this author to make these office hrs to begin with
Efforts from non-experts would likely hamper a complicated project like a database. Even though the hypothetical denied efforts being earnest well-meant efforts, I can't suggest a riff to bands I like.
Actions are different from thoughts. We're judged/arrested when we do that. What people think, on the other hand, is immaterial to whether one should be happy or not.
If one is required to be concerned with not "being an asshole", how are risky ventures ever undertaken?