> […] a distributed ledger that's 'trustless' as long as you trust Amazon […] This has been possible since the 80’s due to public key encryption. It’s not ha

> […] a distributed ledger that's 'trustless' as long as you trust Amazon […] This has been possible since the 80’s due to public key encryption. It’s not having to trust a central actor that’s the innovation behind e.g. Bitcoin.