By 2023, hideously powerful technology companies like the Weyland Corporation will rule the world. At least that's the storyline in "Prometheus," Ridley Scott's much-anticipated prequel to "Aliens," which will be released next month. "We can create cybernetic individuals who are indistinguishable from us," Peter Weyland, the hubristic CEO of the Weyland Corporation, boasts in a teaser for the film. "We are the gods now."