Nearly the speed of light. Those pico-seconds are relevant. You know. If recording the winning time accurately is important. You know ;) ;) ;) --ShabiDOO 03:10, 23 April 2014 (UTC)
- No, photons...wait, yeah, you're right. They travel slightly slower through a medium. ｡◕‿◕｡ 21:42, 23 April 2014 (UTC)