I don't know that I'd trust those google images... Low resolution satellite pics, and the way you can move around White owe to the surface seems bs. Sure a satellite could have taken billions of pics to let you do that, it would be easier to construct a fake one on a computer, though.
The guy sounds like a nutcase. Kinda reminds me of the comic book guy from the Simpsons with the way he's so matter of fact with his speculations of what it may be...
I don't believe there isn't life out there, I think that it would be naive to think that we're the only life forms in the universe. But to think that some nerd found it on google maps and NASA didn't have a clue about it, I don't buy it.
Why couldn't it be a station for the equipment we've put up there? I know it's huge but it's more likely than an alien embassy building...