[rdtsc]

> We went on to invent our own protocol which was byte efficient and minimized roundtrips.

Completely understandable. And well, looking back it was the right decision. You definitely have solid proof.

Yeah as much as XMPP looks good on paper I don't think it will ever take over the messaging world. Even if the devices and the network capacity could handle the larger messages I feel developers don't really want to deal with XML standards. There were a lot of cool things in the 90's but XML wasn't one of them.