Google has so much crap going on at once, I don’t blame you if you’ve never heard of Demo Slam, a Google site allowing users to upload videos demonstrating how they use Google products to… do… stuff, and put them head to head against videos of other users, doing other stuff. It’s totally cooler than I’m making it sound. Now, the interesting thing about Demo Slam is that all the videos… well, they kind of resemble ads. All of them are suspiciously HD, and involve, for the most part, questionable antics you wouldn’t expect from the everyday end user. Consider the following – which is far and away…