> One of those alternatives is vastly inferior to the other. The ice cream dish has to be cleaned by someone you don't know, producing a result you can't observ

> One of those alternatives is vastly inferior to the other. The ice cream dish has to be cleaned by someone you don't know, producing a result you can't observe. Basically every restaurant and bar will serve you food and drink in reusable dishes, yet we don't see big outbreaks of tuberculosis from them.