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 Two 'Window on the World' idents ident. Once again, no clock accompanied the look, and appears to have been abandoned by the BBC. Promotions began with clips of the programme, before the clips were encompassed inside a 2, as it moved back to the endslide, featuring programme name and BBC Two box logo on the left with a full size 2 on the right through which the clips can still be seen. This theme also existed with the breakdown slide, with clips being used from the "Seascape" ident. Programme stills also still existed, despite being restricted to the schools programming on early mornings, and featured an