Imagine if drum kits didn't have kick drums. Music wouldn't be nearly as great! Here's how you can turn an old USB keyboard into a foot pedal and stomp stomp stomp your way through Google Reader (or whatever else).
When we saw these Fragpedal USB Gaming Footpedals back at E3 2006 buried in Kentia Hall, we thought the concept was interesting, but reserved judgment until we could get our feet on them. i4u just got a pair and they seem to really like them.