Most of the public affairs programming was canadian by late fifties, but most of the comedies and dramas were american. 55% of airtime for broadcasters in canada has to be canadian programming. This seems great, most of our viewing should be canadian. But this isn"t taking into account that most people watch tv in the evenings. They started creating cheap canadian shows, especially game shows like let"s make a. Imports cost less and earn more cheaper to buy the licensing rights for american show instead of producing your own show, plus the viewership tends to be higher for. American show so you can charge more in advertising. Economic formula that makes sense; they"re not anti-canadian, they just know that it makes more sense to not produce canadian shows. Content requirements have increased to 60% and 50% of airtime from 6pm-midnight must be canadian. They start fulfilling this requirement with news (news at 6pm, news at 11pm), election coverage, etc.