Today you are You, that is truer than true. There is no one alive who is Youer than You. - Dr. Seuss
Yeah, today it's a byword for risqué etc. but at the time of Shakespeare it meant impudent/impertinent. It's a rather tame word, really.
Apparently there is already a cafe under that name in Annapolis, MD
...when you look long into the abyss, the abyss also looks back at you
I think Canonical are following the Microsoft idea of codenames for development.
Windows XP= Whistler
Windows Vista= Longhorn
Windows 7= Blackcombe
Toshiba Satellite Running Ubuntu Development Release