I like the idea, although personally I wouldn't be excited about being "interviewed" like this. I am supportive of its existence however because it has definite upsides (i'm sure there are more, just enumerating a few): 1) eliminates some cultural/gender/language/fashion/appearance/disability biases 2) its not subjective 3) no difference between local and out-of-town candidates I'm glad that the toolbox for candidate…
Our crusade against the tech job interview is roughly analogous to Google's "organizing all of the world's information". It's a mission statement, but it isn't a description of our first offering.
That said: the technology we're working on ports beautifully to actual interview processes (it came from a successful process I built at Matasano). We're also very happy to talk to companies building hiring processes and evangelize and help. Companies with smart, modern hiring processes are especially fertile ground for what we're doing, so we'd like to help more of them come into being!