Update: Did this a third time... Poo! Didn't log me in. So the below isn't relevant or accurate I guess... talk about a teaser though...
Patched up my formerly beta client install to the Live install.
Logged in because I'm undergoing a major ESO withdraw... and you never know.
Well I will be a... It let me login!
If you want to watch the opening cinematic, you can.
If you want to fiddle with character creation, you can but it will time out after awhile and drop you back to the login. Tried to roll up a random and snag a name, but was dropped back to the login.
So far I have been able to repeat the above a few times.
Doesn't satisfy my jones that much, but I was also able to confirm some of the features of early access, ie imperial race and any race any alliance.