loke

Legally? No.

Morally? Yes. Customers give their say as to whether or not they want to give their money to some specific company every single time they engage in a business transaction. There is also nothing wrong with telling others to make the same consideration.

Even 30 will be just a blip. It needs to be well over 95% for them to actually feel any pain. Problem is of course that all of this will be paid for by poor people, as usual.