Observers, Meta Observers, Meta Meta Observers

Must take care of all three continuously in every domain.

digraph { compound=true layout=dot rankdir=TB overlap=false concentrate=fals2 #bgcolor=lightblue //splines="" node [style=filled shape=box] #label= "\nOperating Meta Meta-Meta" Object "Observer" "Meta Observer" "Meta Meta Observer" #"Observer-1" -> Object #"Observer-2" -> {"Observer-1" Object} #"Observer-3" -> subgraph cluster4 { "Meta Meta Observer" subgraph cluster3 { bgcolor=lightblue subgraph cluster2 {bgcolor=blue Object "Observer"} "Meta Observer" } bgcolor=yellow} }