As a side note, SignOnSanDiego just quoted me with a photo too, over here.
I took my MacBook with the integrated iSight around and took pictures of the folks in line who are ditching their current provider and/or phone for the iPhone.
The results can be found on my Flickr account.
Here’s a preview:
[tags]ditch, iphone, line, iphone day, drop, cell, service, plan, phone, mobile, photos[/tags]