Graboid
It you're the type of person that likes watching movies before they come out on video; or if you prefer to watch your cable shows over the internet, then Graboid is perfect for you. It gives you access to movies you would normally download using torrent except that you don't have to wait for the entire file to download before watching it. Best of all, the software and the service are free. You can find out more about Graboid by reading their review on killerstartups.