Today’s video round-up has some humor, some social, and some very interesting technology related to the iPhone.

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How the electoral college works:

Chris Brogan talks Google+ for business, days before the launch of Google+ Pages:

The Roast of HBO:

Astronauts falling on the moon (hat tip to the Daily What http://tumblr.thedailywh.at/ ):

Flying planes with an iPhone:

Siri to Mac 512K:

Google Maps Chrome to Phone:

Scoble talks with Wikets, which simplifies social recommendations for iPhone: