If anyone wants to start a fund to sue Amazon for this, I am ready to pitch in a $100.
- you agreed to arbitration
- you agreed to disallow class action lawsuits
I.e. thanks to the Supremes[1]:
As a result, businesses that include arbitration
agreements with class action waivers can require
consumers to bring claims only in individual
arbitrations, rather than in court as part of a
class action.
(IANAL and I'm only familiar with English law, but I'd be very surprised if there was anywhere where that isn't true, it's pretty fundamental)