Well they're not going to call it r/DevsWithOnlyARelativelySmallAmountOfExperienceButWhoLikeToCallThemsevesExperiencedRegardless

The takeaway from this is that in communities open to everyone there is an overwhelming input from people with zero experience struggling to get on the ladder.

It is most likely to avoid it becoming like CS Career Questions, which is inundated with students who haven't even started their first job yet.