But they can. I doubt they do, because it's just not practical, but they do have the ability to
Right, but the phrasing above wasn't "We can read your email," it was "We read your email." What actually happens is more relevant than what they could do if they wanted.
Yeah, worse, he's being scored by highly imperfect algorithms.
In what way is it worse?
What if he's scored as a threat and reported to the FBI? A human can understand sarcasm, jokes, or hyperbole. An algorithm is going to see scary words and add them to the 'dangerous' score.
> What if he's scored as a threat and reported to the FBI?
Then he'll be referred to a human, who may or may not understand sarcasm, jokes, or hyperbole?
'May not' seems likely, we are talking about the FBI after all ;)