Channel 4's digital diversification strategy is a topic we first considered in 2002. At that time, we urged Channel 4 to husband its resources to meet its public service remit and maintain audiences on its terrestrial service, rather than diversify into new digital satellite channels. If anything, the progress of time has reinforced our conclusion that Channel 4's digital diversification strategy is risky. The risks for Channel 4 are greater than for the BBC, since Channel 4's public service remit is funded by advertising alone

On 27th July the BBC will open access to the iPlayer to UK internet users, en route to a hard launch later this summer. This PC-based application allows the user to download BBC TV content after broadcast to view on the PC for a limited time, and provides a TV-like display on the PC. Delays to the launch will mean the iPlayer enters a field already crowded by other broadcasters, including Channel 4's 4oD service, ITV's broadband portal, Sky Anytime, as well as content aggregators such as Joost and Babelgum (both currently in beta)