Video is hot. It's cheaper than ever to produce, and fresh distribution channels are emerging. On the consumer tech front, CNET Networks yesterday announced CNET TV, a video-on-demand (VOD) package of instructional content, news and reviews to be available in June through Cox Communications, TVN Entertainment and TiVo, and on the web later this summer. The videos will run 15 minutes and will feature CNET editors and reviewers on camera. ClickZ filed this article yesterday.