Basically it's someone posting "inside" information that is so cryptic and prolific that many people retroactively says "see! it's real" when in fact even a stopped clock is right twice a day. It's pretty much like Nostradamus. Subject to heavy interpretation.
He was definitely armed when he attacked green shirt dude:
The problem is that you're crossing state lines, so that implicates federal law. If the feds wanted to go after him, they could charge him with a whole host of interstate "crimes."