I wonder how much of this is shifting the overton window. I'd really not have people scanning my data at all really. "If you give me six lines written by the h

I wonder how much of this is shifting the overton window. I'd really not have people scanning my data at all really. "If you give me six lines written by the hand of the most honest of men, I will find something in them which will hang him." said Cardinal Richelieu in the 16th century. I'm pretty sure my phone and online accounts hold a lot more data than just six lines. How do I know there won't be accidents, or 'accidents'?