There is a great deal of advertising that is much better than the product. When that happens, all that the good advertising will do is put you out of business faster.
Because I'm in advertising, not electricity!
From Those Wonderful Folks Who Gave You Pearl Harbor.
Nothing kills a bad product faster than good advertising.
Sometimes, the advertising is better than the product. Nothing kills a bad product faster than good advertising. Everyone tries the thing and never buys it again.