MQTT-derived transport
Custom binary MQTT variant. Persistent connection per client. Efficient for mobile — lower battery than raw TCP+JSON.
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MQTT-derived transport
Custom binary MQTT variant. Persistent connection per client. Efficient for mobile — lower battery than raw TCP+JSON.
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TAO for social graph
Same TAO that powers Facebook. Millions of QPS. Aggressive cache. Powers 'who can I message' + read receipts.