PubNub API - Comments

PubNub
PubNub is a cloud-based, real-time messaging service that functions on mobile phones, tablets, TVs, HTML5 web browsers and game consoles. It is a Push technology intended specifically for high-message-volume applications and games. The API allows users to publish and subscribe to messages. Users can also load publishing histories. It uses HTTP calls and responses are formatted in JSON and JSONP.