EA's Battlefield 3 isn't due out until October 25th and this leaked gameplay video shows an Alpha Trial version of the game. It's hard to know if YouTube user mattverd24 is up to no good or if this "leak" is just some corporate-approved viral marketing.
No matter, the footage looks awesome. The year-to-year improvements in game video are starting to make our heads spin. You can see more at Gamersspot.com. (Thanks to The Mad Duo for finding the clip and stay tuned for their video game reviews upcoming on UTR).