One can reasonably assume they studied the communications for a few weeks to figure out who's who, and then sent the detonate code to a certain list of pager numbers.
They absolutely knew. There's a note about them googling "time in Moscow" when their contact wasn't replying, to see when they'd wake up and come back to work.
the only reason the old constitution hasn't been amended is because China regularly threatens to start a full scale war if there's any amendment to reflect the current reality, they would call it a "declaration of independence".
there are several orders of magnitude difference between text-forums with almost all multimedia content hosted externally, and hosting/streaming video.
a big Lemmy instance is a manageable cost for a few well-paid people to run out of their own disposable income.
Security cameras feed goes through an AI model to classify customers into wealth bands based on appearance, and continually updates the e-ink price labels nearest each customer accordingly.
One can reasonably assume they studied the communications for a few weeks to figure out who's who, and then sent the detonate code to a certain list of pager numbers.