Television is moving to the internet and other networks and it promises to change the very nature of tv. Cisco, in recognition of this, has bought a video on demand company - Arroyo Video Solutions, which is distinctive in that it enables networking of tv's. This is a trend that will not go away. Online tv abounds, and now, there are innumerable sites where a person can watch tv from around the world over the internet. Networking tv is another extension that is sure to prove popular as a way to gain access to a tv without buying a lot of extra boxes. It also could change the business model for tv, as advertising becomes more difficult to convey to tv watchers, who have a growing ability to bypass the ads. Technology Review: Emerging Technologies and their Impact