People didn't know where they could trade. When everybody owes each other IOUs that can be in multiple places at once, that's how the system couldn't tell any more who owned what and who owed what to whom. Blockchain could have prevented 2008.

I'm not wed to bitcoin's blockchain. I'm blockchain-agnostic.

t0 is blockchain-agnostic so, ultimately, we can use anybody's blockchain.

Right now, you've got three days between a trade and a settlement, with hundreds of millions in settlement risk tied up in that time. That all goes away in a blockchain system because you've reunited the trade with the settlement. They're not two separate processes.

The main event isn't bitcoin. It's using the blockchain to disrupt other industries and Wall Street.

There is an opportunity to recreate the financial world as we know it in the parallel universe that is the blockchain. We are writing rules for this whole new universe.