A person doing X is taxed, while robot doing X is not. That, of course, gives unfair advantage to robots and shrinks the amount of taxes collected. I get it. Bu

A person doing X is taxed, while robot doing X is not. That, of course, gives unfair advantage to robots and shrinks the amount of taxes collected. I get it. But wouldn't abandoning taxing of people and taxing the flow of goods and services instead be a better way to address that?