The internet has created many new opportunities for people to get richer around the world.But are the benefits of access to the net filtering down to the very poorest in society? A shanty town in Brazil is a good place to find out. Babilonia is a favela, a slum district, of about 80,000 inhabitants, most of them very poor. It's located in Brazil's second city Rio de Janeiro, close to the world famous Copacabana beach.