I think Amazon will be a lot more apt to accept it if you have a grassroots coalition of people all over the world that already accept it for their business and personal lives such that they demand it be offered on Amazon. 

ProofOfWorkFitness

bitcoin

Why don't you spend your bitcoin? 

Bitcoin does not necessarily need to be spent at this stage, we are in the discovery phase and value drain from mainstream assets.

It has value even only as a store of value. But agreed less than it also being a medium of exchange.

That will come. When oil is traded for bitcoin and Amazon begins to accept it for payments. Then the less developed economies being the first to transition to it and drop their fiats.