BBC Two to be launched (starting on 21 April 1964), and from 1 July 1967, Europe's first television channel to broadcast regularly in colour. It was envisaged as a home for less mainstream and more ambitious programming, and while this tendency has continued to date, most special-interest programmes of a kind previously broadcast on BBC Two, for example the BBC Proms, now tend to appear on BBC Four instead. British television at the time of BBC2's launch consisted of two channels: the BBC Television Service and the ITV network made up of smaller regional companies. Both channels had existed in a state
Block programming attempted the block strategy have historically been unsuccessful. Block programming of this nature is alive and well on outlets like public radio (such as NPR, BBC, or the CBC) and in multicultural radio serving broad ethnic and cultural audiences, although even in this realm the idea of block programming is declining due to competition for donations. Some programming blocks have become so popular that they have been transformed to full-fledged 24-hour channels. Current channels which started as program blocks include TeenNick (originally a program block on Nickelodeon); Disney Junior (which is still a program block on the Disney Channel); Nick