A little over two years have passed since the online vigilante who would call himself P4x fired the first shot in his own one-man cyberwar. Working alone in his coastal Florida home in late January of 2022, wearing slippers and pajama pants and periodically munching on Takis corn snacks, he spun up a set of custom-built programs on his laptop and a collection of cloud-based servers that intermittently tore offline every publicly visible website in North Korea and would ultimately keep them down ...