Online educational video: Why it could be a huge resource library of educational television in the web 2.0 era

With the continuous advancement of network and digit technology, we could produce, transmit and search digital video online easily. The article analyzes online educational video which could be seen as the "long tail phenomenon" of educational television based on the long tail theory. From a technical point of view we evaluate and validate the feasibility which we could consider online educational video as a huge resource library of educational television in order to provide a new perspective of the educational television research in net times.