Woah, woken up to major news this morning. It's incredible. As an Ebay trader myself and with a keen interest in Cryptocurrency, particularly bitcoin, this is huge.
It appears that Amazon will start accepting Bitcoin as a method of payment on their site, or they could be launching an exchange for purchase of cryptocurrency as per the Sky News Story below.
https://news.sky.com/story/is-amazon-preparing-to-accept-payments-in-bitcoin-11109816