Because companies haven't failed to anonymize data before with the general public being left to pick up the tab. If Microsoft was a known moral bastion who had

Because companies haven't failed to anonymize data before with the general public being left to pick up the tab. If Microsoft was a known moral bastion who had perfect security might not be a problem. But it isn't and it doesn't, so there is only one response: NO! (OK, there are more responses, but I'm not sure if they are allowed with HN's code of conduct.)