Thanks. I did not know about Amazon GameLift. I guess I just used the word "fleet" to mean "a collection of similar things under unified control". (Unified

Thanks. I did not know about Amazon GameLift. I guess I just used the word "fleet" to mean "a collection of similar things under unified control". (Unified control being the aim of the project.) In this case, as building block, I'm using robust, persistent reverse SSH tunnels.