[spadufed]

They absolutely do not. This is more of a state of the ecosystem sort of problem. I think a lot of developers were wary of getting into how some of the more esoteric AP objects should work. It's important to note too that while we have a standard in the form of AP a lot of the decisions about norms for these less common message types simply have not been made, but we are definitely moving in that direction as more services add AP integration.