Server / engine
1) central point of registry
1a) exposing client connect API
1b) security
1c) poolling
1d) caching
2) constructed of bunch of MC beans
2a) registry
2b) listeners + event
2c) statistics
2d) search (by flow, by actor, ...)

Clients to engine
1) usage
1a) administrator
1b) actual users/actors
1c) remote M2M
2) common abstract client impl
2a) handling engine connect
2b) security - authentification, authorization

Few client impl
1) socket / terminal
2) web application (Seam based)
3) webservices/ejb3 + desktop client

Bean flow/lifecycle control
1) 1st exclusively beans registered with engine
1a) task confirmation
2) could extend that to on_demand and manual beans
3) handling beans in error, see JBMICRCONT-266
4) all beans