back to you. >> thank you, deirdre bosa in san francisco.pite companies like lyft and airbnb attempting to disrupt the travel space, those companies are at an all-time high. hilton up 51%. gm, an investor in lyft, up 42%. despite the rise of the sharing economy, are these stocks undisruptable? >> look, the hotels in general are. the millennials, the way they spend has seen a massive shift marriott is a company that's been doing extremely well. for me, they're structurally intact travel versus buying items or buying, you know, different shopping trends. >> for airbnb? >> airbnb has had a gun to its head, if you look at new york city, you can't stay at a bnb, there's been restrictions. travel, staying at a higher end destination for a lot of these people is an important part of their lifestyle. >> i would rather stay at a, i don't know, name the motel chain, than an airbnb. >> i've stayed at two airbnbs this year on family vacations, it's been seamless, it's amazing. i struggle at the idea of staying at a marriott in london, i stayed at an air