Does Amazon use Ethereum?

Could you please elaborate on whether Amazon utilizes Ethereum in its operations? I'm curious to know if there are any specific instances or ways in which the retail giant has integrated this popular cryptocurrency into its business model. Has Amazon made any announcements or disclosures about its Ethereum usage? If so, what are the potential benefits or strategies behind this decision? Additionally, are there any challenges or considerations Amazon may have faced in adopting Ethereum? Thank you for your insights on this matter.