The exponential growth

After talking about the swarming of the tagging system, and interconnection of network - the strategy of the system growth need to be exponential.

Let's say two like minded individual - either me and you or somebody else who would start off from the instruction manual, make this device and attach it to the urban fabric of Jerusalem. There should be some way to make the system spread further than two people - either the function of system fits into cultural political or economical context and fulfills the needs and the system increase because of it is needed, or the device itself actually has duplicate function like virus.. like RepRap Project.