On closer inspection, the floating pulleys did serve a purpose. I guess this mechanism was used to lift the balls up into the hopper, so they tensioned the belt a bit.
Anyways, here is BetaBot as she rests today. It's amazing how different the FRC robots have become with the incredible chassis kits that are available.
Here is a link to the 2009 kickoff video. Buckety can be seen at 1:20, and Plowie makes his first appearance at 1:45. He gets slammed into the wall at 2:20.
https://www.youtube.com/watch?v=fyER3MrNBZQ
