The trip back's easy enough, quick to arrange, quick to be done, and utterly uneventful.<br/><br/>And it's not clear from the number where this historian is, but from the delay ... probably on the moon or something. So far it has been two minutes, and there's only been one ring.<br/><br/>Wait, wait, wait.  There it is. There's ring number two.<br/><br/>And just a moment after those two rings that took far too long, a droning bass voice states "You have my attention for ten minutes. Tell me why I should give you more. "