As the Associated Press reports, pole vault star Toby Stevenson used Dartfish to virtually 15 "compete against a video of Sergey Bubka, the world record holder. "I used it until smoke came out of the machine. It's great," said Stevenson, who won the silver medal in the 2004 olympic men's pole vaulting 20 event. Stevenson could review his practice jumps on a laptop within seconds. Within two hours of a track meet, he was able to watch himself on an LCD projector back at the hotel. or he had his day's work burned onto a CD. 25 While Stevenson's muscles told him one thing. the digital video might display something else.