Manufacturers - can touring cars survive without them?

Very interesting article: http://www.touringcartimes.com/article.php?id=6071

What do you think? Can touring car racing survive without...

Source: http://www.motorsportforums.com/forums/showthread.php?142062-Manufacturers-can-touring-cars-survive-without-them&goto=newpost

Àlex Criville Graeme Crosby Francis Cufi