You can read up on the advertising industry easily, right? For consumers ads are a net negative. They inflate the cost of the product and favor incumbents and

You can read up on the advertising industry easily, right? For consumers ads are a net negative. They inflate the cost of the product and favor incumbents and monopolists to retain that position. Ads certainly work on average and Google has positioned itself in a way that they can extract much of the created value for businesses who buy them.