now we're going to talk about invest, david segall. so good to see you. great to see you. >> so you guys created something called the anxiety index. so it predicts how investors will behave. the anxiety index predicts what? >> the anxiety index can help people to understand how anxious the general market is at a particular time. so investpedia has 30 million people that go to the our website every single month and they're looking up all these terms like bankruptcy or correction or shortselling. if hundreds of thousands of people are suddenly looking up these negative and anxiety-provoking terms like bankruptcy or correction with, then chances are there's something that's bad that's happening in the larger market. >> interesting. so that is how you've created the index? >> correct, correct. >> when did you start it? >> so the background is august 24th, 2015, was a day known as a big flash crash. the market was down a thousand points prior to opening. suddenly, our head of marketing runs into my office and he says, david, you're not going to believe it, but