I was a backer. Were you? Or do you feel compelling to complain on behalf of other people?
I got the main thing I backed it for - a dev kit.
Facebook buying them means an investment in learning to program for the Rift is probably 1000x more useful than it would have been otherwise.
I understand people are wary of Facebook, and for good reason. But I have seen huge upsides with pretty much no downside since Facebook bought the company.