Keith Alexander has just been appointed chief of Cyber Command. Doesn’t that sound awesome? That sounds 80′s cartoon awesome. Like he has a robot that turns into a tiger, or something. And the tiger has a sword, and it’s, like, taller than most buildings, and it fights interdimensional evil. From space. Sadly, the truth is about a tenth as rad. Keith Alexander (not to be confused with Alexander Keith, the beer) is a US military general, and Cyber Command is a new branch of the Pentagon dedicated to waging war in cyberspace. Apparently, that’s a big thing. Also, apparently the Pentagon named this…