Probably his best SF novel

A SF thriller that takes the reader in suspense, so much it's hard to let go, even to go to WC..Laction takes place in an improbable future, where two competing companies, moon and neutralizing team who do everything to counteract the action of the other and his telepaths who sinsinuent them in people's thinking. Preservation of privacy against psychic manipulation, or if one wants, the fight of Good against Evil, according to the idea that everyone can be sen. Soon, the story slips, and the plot becomes blurred and elusive. It is likely that among all fans of Dick, there will be no two who will have the same interpretation. The author slips some allusions to the world of ideas of Plato, in the book of Tibetans dead, which leads the reader to think that all these incursions in parallel worlds, the mental vampirism companies and dune replenishment nexiste shaky reality in the imagination of these characters that we is not even sure sils are alive or already dead.