[prodigal_erik]

It's not just that they want to make a non-free work, it's that they want my help, offering nothing in return.

[cbdfghh]

That's also true.

Sometimes I suspect the main programmers for Apache2/BSD/MIT licensed works actually hope their works get used by the big guys so they can get employment there.

That's why I've never heard any BSD guys getting upset at MS for ripping off their work, while getting upset at Linux for doing the same.