www.GameSoftinc.com has some incredible dance pads including the Tx-2000, which yes in my opinion do look extremely cheaply made, if your looking for a nice pad i reccommend the Tx-6000 hybrid, its $3 ...
I hate it when little kids who dont know any better wander onto the pad while your playing or waiting to choose a song, it seems to happen to me quite often, and it annoys me even more when their moms ...