Terrible URL don't you think?
So google gives you one only option: use your google account username. Great!
Butt ass they say:
"(Note this can make your Google email address publicly discoverable.)"
Well this will be a great resource for Spammers and Pricks.
Looks like Matt Cutts - from Gmail Spam team - will have some tuff days ahead:
- hm, wouldn't it be: firstname.lastname@example.org ??
Thanks, but I'll stick with my lovely 24 digit number instead...
source: gmail blog