Best supervillian attempt at destroying the planet? Dosing the world on psychedelics and having everyone listen to Kaku and Grant Morrison have a conversation.
"Unless you surrender control of the world to me, everyone's minds will be TOTALLY BLOWN!"
Whatever you say Dr. Breen, just don't start advocating for a suppression field, or making calls to your overlords using the Arecibo dish; otherwise us normals will be forced to unleash the Crowbar of Indiscriminate Justice.
Oh yeah, and stop sucking David Brin's cock and giving Stanley Kubrick the credit. That's not how a nasty sci-fi threeway should be.
http://www.davidbrin.com/lungfish1.html