people who are traveling, who need a place to stay. that is a brilliant idea. again, disruption, disruption, disruption, competing with the hiltons and the marriotts all over the world. in 2016, air b and b was valued at $30 billion. it s the largest hotel company in the world in a very short period of time that actually owns nothing. next on martha s list is a guy who turned the taxi business upside down, with no previous experience. travis polacek has built with his partners an amazing business, in a very short period of time. obviously, basing that business on dissatisfaction with car services and taxis. that s a big, big business,
especially in cities. that is a brilliant idea. a lot of people said, this isn t going to sell, this is just for wealthy cars in san francisco. it won t make it out of that city. their goal wasn t to start an online taxi company, it was to revolutionize the way we travel. travis s uber app is already testing a fleet of driverless cars with more on the way. uber is definitely one of those two disrupt ters of busins that i would put on the list. if you can get a car and a driver that s on its way to your location, what a fantastic opportunity. technology has been at the heart of martha s list.