Earlier quoted context omitted.
In the majority of cases, they are getting paid to code it (by some company, organization, etc). And they benefit from the popularity of the the software. So I don't think I need to see myself as a charity case or adopt a please please please attitude with them.
I maintain a number of open source projects for Google. So yes I am paid to do it and yes the company benefits from it. That said, it doesn't mean that developers who use it can take an entitled stance and expect to get anywhere. I get so many bug reports like "This sux and you have to fix it!!!!" and even when I wake up on the right side of the bed, there's nothing I can do with those. A calm discussion of what the…
That said, when someone open sources something there isn an implicit "contract" between the developers and users. The users' feedback helps the developers and in return they get something valuable. It's more of a group effort rather than some one directional flow of power. I've seen projects where these relationships weren't properly managed or where one group didn't appreciate the other and the end result is always the same: dead projects.