Peter Griffith used money from YouTube to launch a channel, then turned that channel into a TV show
Deal includes N.Y. and L.A. stations
Network tries to establish voice with "The Wiz," "Do the Right Thing," "A Raisin in the Sun"
Network available to customers without cable; offers 24/7 mix of movies, sports, documentaries and original programming
Network is first over-the-air broadcaster aimed at African-Americans
The new network on the block, Bounce TV, wants to compete for one of TV's most reliable, least-served audiences
New network will offer movies, sports and series with a black viewership in mind