Well also because they are going to automate all those warehouse jobs anyway, and brick and mortar competitors cannot automate retail workers, and this will hurt them even more in the future.
>brick and mortar competitors cannot automate retail workers
Actually, Amazon is looking to do just that with Amazon Go: smart speculation is that they plan on developing it to the point where they can license and sell it to other retailers in much the same way they did with their cloud services.
