Just got this from Microsoft, the new ad for Xbox One, much better than the awful NFL one and I think someone at Microsoft have realised they need more interesting ads with a bit of humour and that's what we've finally got:
Xbox One: Invitation

This is an invitation to a new generation. Where your games and entertainment are no longer separated, but together in one. This is an invitation from the all-in-one, Xbox One. Jump ahead.

To see the best price to buy (at the moment pre-order) see this thread: Introducing Xbox One The all-in-one entertainment system - Pre-Order offer