At DEMO 2012, a sneak peek at revolution

Correspondent Sumi Das drops in on the DEMO technology conference to spot the next wave of emerging tech.

The DEMO technology conference is always great for spotting new and emerging technologies that could change the world -- or fade into obscurity.

(That's part of the fun. You could be looking at the next big thing! Or not.)

On behalf of our sister site CNET, SmartPlanet correspondent Sumi Das dropped in on the show -- which took place this week -- to walk the floor and find the most interesting new technologies.

What she found: electric skateboards, fantasy politics and a high-tech calorie counter.

Here's a look:

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