Well, it almost fits in your pocket, depending on your pants, your mileage may vary.
Thanks to David Darts, there seems no need anymore for a hard-to-carry-around Kiosk of Piracy.
Check out it for yourself:
PirateBox is a self-contained mobile collaboration and file sharing device. Simply turn it on to transform any space into a free and open file sharing network
DIY PirateBox was created by David Darts and is registered under the Free Art License (FAL 1.3). The Free Art License grants the right to freely copy, distribute, and transform creative works according to the principles of copyleft.