[ledneb]

Microsoft have been pushing this kind of thinking for a while with Service Fabric. If you buy in completely and use both the framework and the infrastructure you get structures which are in-memory and replicated for you.

A couple of the .Net guys we hired preached that stateless architecture is a little old-fashioned - over time I've come to agree. A lot of things can be shoe-horned in to a stateless world but become much easier in a stateful one.