I love pubnub. Back in the day I wrote a hack for Minecraft that gave the location of other users on the game server and surfaced that info through an iPad app (we were trying to build a ‘Minecraft GPS’) But that’s irrelevant right now.
What is relevant and cool is SENTIMENT ANALYSIS:
I haven’t had much of a chance to dig through this yet, but I’m excited about this concept and would love to hear what others think might be interesting given a mobile robot that could collect different types of data to generate realtime sentiment of a room, of the week, of your conversations with your robot, etc.
Here’s the source for the tool: