They aren't picky because they can be. If that were true they wouldn't be complaining about the lack of qualified developers (pretty much every tech company I

They aren't picky because they can be. If that were true they wouldn't be complaining about the lack of qualified developers (pretty much every tech company I know of). Rather, they're picky because they (think they) need to be. Note that I'm not judging whether they are right or not.