Tom So

This is one of the 🤯🤯🤯 experiments we ran on the Duolingo Retention team : https://t.co/Dv9Wp377vT

The important thing from a logging-into-software perspective is not who you are, but what you are authorized to do. So, Keys, not IDs.

Because your private key is your account, losing your key means losing your account.

High-level insight

Most companies do not operate in ways they realize their vision by continuously aligning business goals with customers' needs and pain points. Product teams need to be aligned on business objectives and be allowed to operate at an initiative level to impact those objectives.

Author describes different processes to set product team... See more

a very important design choice of the Ethereum blockchain: the concept of Account (the object holding your tokens) and the concept of Signer (the object authorized to move these tokens) are basically the same thing!