var myThing = synchronousCache.get("id:3244"); I was under the impression that you could not do _anything_ synchronous? What if the call blocks for 100ms? or 1

var myThing = synchronousCache.get("id:3244"); I was under the impression that you could not do _anything_ synchronous? What if the call blocks for 100ms? or 1000ms? Won't that delay all other clients and all other requests?