It won't be 'you,' though. Unless it is, later.

[ who's to say, maybe they are in the same timeline simply days apart. a week from caelus' return, aventurine will message him out of the blue like 'let's start our own jamba juice branch in space'

code for 'I know you.' ]

You're torn about returning 'cause of Nehan, right? Or is it something else?