As tittle says will amazon accept bitcoins in the future?
They will accept bitcoin in the future. Nowadays, more and more people are using bitcoin in many parts of their life. For example, paying bills, tax, receiving money, buying stuff on internet. If Amazon want to develop their site, they must have to accept bitcoin
Where you are that you can pay your bills and taxes with bitcoin? If you are converting your coins to fiat first then you are not paying with bitcoin at all and only using a workaround.