In an Atom feed, can an <entry> have multiple <author> tags?

/cc @timbray

@seanbonner @themagfields A girl put this on a mixtape for me in high school. It was pretty fantastic.

RT @seanbonner: “100,000 Fireflies” by The Magnetic Fields (@TheMagFields) is my new jam. Listen: http://t.thisismyjam.com/seanbonner/_9hgxowm

@seanbonner Ladykillers. 😍

Fuck yes or no, right?