Music applause. So, I'm going to talk about a few little things that we think that coin can do. We're going to talk about hoarding equity and debt and credit, as we know it, and all these terrible things that obviously cypherpunks would hate, like banks. Because I don't hate them, I don't like central banks, and there's a big difference. I actually think banks are good, and Bitcoin does not replace banking at all. Contrary to what people think, it is not a payment and cash system. It doesn't replace banking. It can do, in secret, 1 or 2 less than 1% of a swift system. Useless in effect as a full payment cash system. It's different. Banks allocate risk, banks allocate capital. You don't get loans, and you don't buy houses unless you save up with Bitcoin. And there are people who will say you should save and all this stuff and we should go back 200 years. We're in a different society or a different world, and companies need to be able to get access to money and capital. So, we're going to talk about some of these things, and we're going to talk about Bitcoin cryptocurrency and what it really means. First of all, it's immutable. Now, that means we have a record that doesn't change. Anyone who's done a little bit of accounting or anything will know there are multiple ways of writing your books. You can run your books where you can actually edit the records, and you can run them where you have a read-only record, and you have to actually put in another entry to say that you screwed up, and you have to fix it. With Bitcoin, you have to fix it by putting another entry and actually leaving records of...