If you make a product that solves a problem, you need to advertise to reach the people who have that problem and make them aware of your solution. But what if it’s a problem that people don’t like to talk – or hear – about? This has always been an issue for companies that make such products. A century ago, when advertising was done in newspapers and magazines, mixed among the ads for new shoes and automobiles would be discreet ads for products that cured embarrassing medical problems, all very serious and discreet.