Kayak
A travel search engine mentioned as a successful example of a vertical engine.
Common Themes
Videos Mentioning Kayak

E146: Did the Fed break the VC model? Plus IPOs, M&A, revaluing unicorns & more
All-In Podcast
Online travel agency, whose CEO noted that developer productivity gains from AI meant no new hires for 1-2 years.

How to Build Products Users Love with Kevin Hale (How to Start a Startup 2014: Lecture 7)
Y Combinator
Mentioned as a company where Paul English implemented the practice of engineers handling customer support.

E73: Late-stage VC markdowns and mistakes, market strategy, Ukraine/Russia update with Brad Gerstner
All-In Podcast
Cited as a past example (2007-2008) of a company that raised money with an IPO ratchet, leading to dilution and delaying its public offering.

E36: New FTC Chair, breaking up big tech, government silent spying, Jon Stewart, wildfires & more
All-In Podcast
Mentioned as an Online Travel Agency (OTA) impacted by Google's acquisition of ITA Software and its integration of Google Flights.

How to Generate 8 Figure Revenue at Age 21 Or Any Age | The Tim Ferriss Show (Podcast)
Tim Ferriss
A travel search engine co-founded by Paul English.

Ian Hogarth
Y Combinator
Used as an example of a business that bootstrapped revenue through affiliate deals.

Reid Hoffman and Brian Chesky | The Tim Ferriss Show (Podcast)
Tim Ferriss
An online travel service that finds the lowest rates, founded by Paul English who used his personal cell for customer service.

Better AI Models, Better Startups
Y Combinator
A travel search engine mentioned as a successful example of a vertical engine.

Casey Neistat Interview (Full Episode) | The Tim Ferriss Show (Podcast)
Tim Ferriss
Travel search engine mentioned in the context of people looking for the cheapest flights, highlighting a lack of airline loyalty.