I'm only surprised that someone hasn't come up with something like that before. Surely there are other cosplayers who might want something they could put up a lot of shelves with... XD
I already carry a couple of small interchangeable tip screwdrivers in my purse. Having one more that looks and acts a bit more unique would be fun. Yes, I already have the TARDIS USB hub. I'm such a geek. :)