11. A nametag embodied in a distributed computer system, the nametag comprising at least one logical item name field holding a logical item name, at least one corresponding volatile copy item name field, and at least two corresponding nonvolatile copy item name fields.
11. A nametag embodied in a distributed computer system, the nametag comprising at least one logical item name field holding a logical item name, at least one corresponding volatile copy item name field, and at least two corresponding nonvolatile copy item name fields. 20. The nametag of claim 11 , the nametag further comprising at least two logical item name fields.