I think our BI vision is one of the most clearly defined market visions Microsoft has. I also think that it is a market where we can really add value and change the dynamics of the market.

Making BI commercially viable enough for every employee to utilize it is a key factor.

This deck is much recommended reading (and for good measure it is only 12 slides long - also a fantastic achievement for a Microsoft marketing division...)

THE BI Blog : Microsoft Business Intelligence Vision and Strategy Slides