The Dreamers - James Gunn - Bog

In the future when high tech rules supreme and computers do all the work, humans spend their lives enjoying drug-induced fantasies. Only a handful live and work in the traditional sense, managing the few affairs that still need attention. At the center of this system is the Mnemonist, the man who directs everything that happens. But now he has reached an advanced age and must carefully choose a dreamer capable of taking over his crucial position.