I'm in favour of keeping advertising out of our schools [that I help pay for], and against using data about students for commercial purposes. That doesn't seem like a bad provision. Students are bombarded with enough commercialism as it is.
Of course, given the Coca-Cola adverts that adorn sports fields throughout the commonwealth, it's a little too little too late on that front.
But still, just because a law happens to benefit Microsoft, that doesn't give sufficient reason to oppose it. Likewise,
Student privacy should not be for sale. Period.
is a pretty decent operating principle, even if we suspect the motives of the guy that said it.