we simply develop more demanding standards. >> when i look at tv, i think of the '70s. >> what is this world coming to? >> the american public was hungry for more. >> more was allowed that hasn't been before. >> it was the last decade where it was a camp fire television. where there was one in the living room. >> i want to watch an all-black show for a change. >> where you going find one? >> here's one, the shakers against the milwaukee book. >> young people were interested in different things. television began to reflect that. >> you had three channels, plus p bs. >> when the decade turned over into television, television was very rural. >> cbs has "beverly