[Presumably, he old man alerts Keyes, who arrives later in the film.] The porter notes - significantly - that he hasn""t been able to acquire life insurance because of his faulty heart [Neff""s heart - and life - have already been lost to thefemme fataleof the tale over life insurance]:They wouldn""t ever sell me any.Ironically, Judah becomes an expert charioteer in the great circus (arena), one of the classic Roman arts of war that he once rejected.When he found it locked, he jumped on a nearby Yamaha motorcycle (with a key in the ignition) and roared off through traffic at high speed to get to Alice.It can also be seen as a powerful, allegorical indictment of the Hollywood blacklist, created during the climate of suspicion and fear of the 1950s McCarthy era.[Note: Obviously, Klaatu came from a distant group of advanced alien civilizations modeled after he United Nations, and therefore didn""t want to meet with each of the Earthly planet""s separate sectors divided by imaginary boundaries, such as city, state, province, region or nation, but was interested in the Earth as a whole entity.