[Jolter]

Nope. Peer review is a kind of quality filter (in theory but seldom in practice), but that does nothing to solve the question of “is this a paper worthy of publishing”. That question gets resolved by the publisher/editor of the journal long before the paper makes it to peer review.

[FabHK]

And the editors are (like the reviewers) a bunch of scientists paid by their respective institutions, aren't they? So, what does the publisher do?

[IanCal]

Not necessarily, depends on the journal.

[Jolter]

I thought I just answered that, above?