joining us now to discuss all of warburg pincus senior adviser bill janeway, a longtime tech investorwrote a book on the academy -- on capitalism and the economy. good to have you here. the big debate, how much are these unicorns worth? what do you make of fidelity valuations? mr. janeway: fidelity is struggling with having the market on the one hand, the real market on the one hand, and these investments in private they pay where extraordinary valuations along with other professional investors who typically cash market investors, not market. betty: this is a new thing, right? mr. janeway: bubbles will always be with us. there will always be momentum investing and herding behavior. you can identify the signature to when you are in a bubble. that is when the price goes up, demand increases instead of decreases. that's what's happened to the unicorns. the valley -- the value of these private placements has gone up to tens and billions of dollars over the last three years. isn't it through that these fidelity's over the world, not only are they marking up valuations, but are also asking