BBC Chairman Gavyn Davies says it's so bad he won't let his own kids watch much TV.
"Otherwise they will sit there on a Saturday morning watching nothing but cartoons," he says.
He says the programmes just aren't 'educational' enough, according to the Daily Telegraph newspaper.
Games ban
But other channels make money from ads.
During your favourite shows they are often for toys and games.
Some people think it's wrong to try and sell things to children this way.
Mr Davies also says he's banned his children from playing "violent video games".
But he liked the new digital channels CBeebies and CBBC.
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