but steyer say it's not enough.his group developed its own system to help parents, and he wants the industry to stop marketing violent games in tv ads during certain times of day. he also thinks some government regulations are called for. >> i'm a big believer in free speech. common sense's motto is "sanity not censorship." but i'm over the age of 18, and we can handle that, and you can, too. but i don't want that game marketed to an 11-year-old or a 12-year-old, and that's what's happened. and so there are extraordinary changes that should happen, first voluntarily by the industry, and second, that kind of marketing and sales practices can be regulated by the federal trade commission. >> brown: so vis-a-vis the industry, it's a kind of almost public shaming that you'd like to see? >> i'm in favor of public shaming. >> brown: but going further may be difficult. the industry has a lot of clout in washington, and it also has an important legal precedent on its side. a california law banning the sale of violent games t