Still we live meanly, like ants; though the fable tells us that we were long ago changed into men . . . it is error upon error, and clout upon clout, and our best virtue has for its occasion a superfluous and evitable wretchedness. Our life is frittered away by detail.
I believe that making online purchases through smart speakers isn't a good idea. It would become very easy to steal credit card information if you are just yelling it into your devices. You also have the scenario were a kid or friend could jokingly order something.