making connections to the sidecar rather than the target destination, leaving the sidecar in charge of what to do. AppSwitch would interject metadata about the original destination etc. into the data stream of the connection using the proxy protocol that the sidecar could decode before passing the connection through to the application. Some of these details were discussed <a href=/v1.25/blog/2018/delayering-istio/>here</a>. That takes care of outbound connections but what about incoming connections? With al