The parent is talking about using blockchain not just for payments, but as a building block for the web providing both identity and payments. Also, why would w

The parent is talking about using blockchain not just for payments, but as a building block for the web providing both identity and payments. Also, why would we want bitcoin or any crypto if most people will just use Visa? How does that achieve decentralization? I doubt the goal of cryptocoins is just "replace the financial backend that big companies use".