People voting with their wallet are why Google, Facebook, Microsoft, Philip Morris, Frito-Lay, PepsiCo, Coca-Cola, Monsanto and Boeing are still in business.

And people voting with their wallet have led to literally hundreds of thousands of companies going out of business.

So yeah, it is successful.

You might need to read up on the concept of a monopoly.

Ah yes, people voted with their wallets, some people just have much larger wallets than others.