The oblivious mental model was something like `WebRTC.send("12.34.56.78", "hello world!"); WebRTC.addEventListener("text", function(e){if(e.ip==="12.34.56.78"){

The oblivious mental model was something like `WebRTC.send("12.34.56.78", "hello world!"); WebRTC.addEventListener("text", function(e){if(e.ip==="12.34.56.78"){ /* do something */ }})` not that I expected it to be that easy (it isn't php) but it turned out to be (ehm) slightly more complicated than that. Thanks for writing the book.