Originally Posted by UKking

Your computer processes all that stuff. That's why, if your connection isn't great, you'll be able to carry on running and shooting for several seconds, apparently kicking ass because nobody's shooting you back, and then all of a sudden you'll seem to teleport to somewhere else - your PC hasn't received data from the server updating the battlefield, and when it receives it, it has to change where it thinks you are in order to fit in, if you see what I mean.

It happens a lot on Pro Evo 2008, because their servers are shit and they're often pretty laggy. Your team'll have the ball and you'll be running towards goal unopposed for a few seconds, but then the connection updates and you find that the other team has the ball at the other end of the pitch.