BBC Television renamed BBC1 in 1964, after the launch of BBC2 (now BBC Two), the third television station (ITV was the second) for the UK; its remit, to provide more niche programming. The channel was due to launch on 20 April 1964, but was put off the air by a massive power failure that affected much of London, caused by a fire at Battersea Power Station. A videotape made on the opening night was rediscovered in 2003 by a BBC technician. In the end the launch went ahead the following night, hosted by Denis Tuohy holding a candle. BBC2 was the first
BBC iPlayer when one of its channels offers on demand programming to Sky receivers. BBC iPlayer via Sky requires a subscription to Sky TV channels or to Sky+ and a Sky+ HD box with an internet connection. In December 2009, Cello Electronics released the Marks & Spencer branded iViewer TV. The television is internet enabled, allowing for the viewing of online content including the BBC iPlayer, which has its own physical button on the remote, although BBC iPlayer HD wasn't available until 2010. On 11 January 2010, the BBC announced that BBC iPlayer would be built directly into TVs that would be