How many people are actually detained? How long they're detained for? What requirements have been made for the population when they're not detained (e.g. submit

How many people are actually detained? How long they're detained for? What requirements have been made for the population when they're not detained (e.g. submitting biometric data)? These are all questions to which the answer is at best murky. Facts answering these questions would empower opponents of Chinese oppression. Whether that would be enough to offset the privacy issues is a fair debate. But it's not like you're losing anything the Chinese panopticon hasn't already taken away.