No one sane would ever want their relatives, friends, work colleagues, and neighbors to be able to know (quoting from the OP): > who you sleep with because both you and the person you share your bed with keep your phones nearby > whether you sleep soundly at night or whether your troubles are keeping you up > whether you pick up your phone in the middle of the night and search for things like "loan repayment" > your…
Would you please demonstrate to me how I, Joe Q. Public, can find out, via collected data that I can access, with whom another person is sleeping with? Or, in lieu of that, walk me through how that would be done with Facebook's, Google's, or Apple's data via your first-hand knowledge of those data and where and how they are stored and accessed? These fear mongering comments about data collection have never demonstrat…
If the information is stored on servers in China, then the Chinese government has it as well. Maybe you aren't a Chinese citizen so you don't care, but it's at least worth considering.
The politicians we elect to craft and enact legislation that affects the big data companies are always at risk of being essentially blackmailed by those companies with the incredibly detailed and personal information that those companies have on politicians.