Sure, you could use your printer to spit out spreadsheets, but how about hooking up a DualShock 3 to play it like a video game? That's exactly what Joshua Noble and the undef duo did during a workshop related to OFFF last week, and the result is stunning (if not hilarious). The trio coded a game in openFrameworks, titled Receipt Racer, which uses a thermal receipt printer modded with a "light beamer" to display game info and