Hell if I know. According to the wiki, they have camera lenses for eyes and those things on their heads are supposed to be taxi lights. Does that help? No?
So they're a tribute to London's omnipresent government surveillance cameras? That's certainly inspirational, but it doesn't go far enough. They should have a friend who is an angry policeman with a truncheon who is constantly pointing at people and saying, in an ice-cold voice "I SAW WHAT YOU DID."
This will help send the message that these games will be the safest ever. Also, there will be plenty of Taxis.
So... George got the worst sendoff ever and decided to make metal statue monsters for his retirement. Then, the gay agenda came along and animated them to bring the apocalypse in 2012.