Only way they could do it reasonably would be via store.apple.com - and they only lists the bumpers and socks right now for iPhone 4 cases.Nail on the head.
Thanks for linking this - answered my questions about the looks.
Hopefully this is correct:
That Incase Snap case in your quote block is the Perforated Snap case - can't seem to find one of the snap case offered by Apple (it is non-perforated).