The hooded sweatshirt sure has kept me warm through the past couple of winters.
I have had hundreds of t-shirts with logos on them, but none make people on the street smile as much as the Wikipedia t-shirt.
I certainly wish they would expand the product line.
I was promised a keychain-compatible robust USB drive, but I guess that didn't work out.
How about modular MicroSD drives? e.g. http://www.engadget.com/2009/08/07/buffalo-adds-16gb-microsd-card-reader-to-...
I would buy a Wikimedia-branded Odroid: http://www.hardkernel.com/
Best regards, James S.