In case you haven't discovered 'Cranky Geek's have a peek at what I believe is a forebearer of the coming dis-intermediation of traditional broadcast television. This low-budget weekly net broadcast is fun, informative and worth every penny I pay to watch it ($.0). I'm sure we're going to see a 'long-tail' of these types of productions emerging over the next few years, filling every conceivable niche and replacing so much of what we watch today.
