Money for free? Windows for free? Remember the Senate hearings because MS gave IE away free? You think Intuit (Quicken) won't have a thing or two to say? Should be interesting to say the least.

which is why you'd be able to buy them too :P

I guess you'd need to see what a working ad supported version would look/function like & how this ad system actually works. I mean Microsoft are bound to have some sort of system in place ensuring that these systems are actually downloading ads from their servers; presumably this'd limit the software to always online systems. Well, like I said, I guess we'd need to see how it would work in reality rather than just speculating.