Data is shared over a network which has a plurality of network connected terminals, each including memory and a processor. The memory includes instruction for managing object duplication, wherein in response to a data requirement of a first of the network terminals, a second of the network terminals duplicates the object at the first terminal. Data is accessed is the using locally executed object instructions at the first terminal. Data consistency is maintained between duplicated objects. said the duplicate objects include a duplicate master and duplicates and, performing a load balancing task or in the case of a network connectivity failure, the respective state thereof may be switched.