Always wondered why marketing gurus couldn't create any big companies. They write about people psychology, how to sell, how to create hypes and go viral plus th

Always wondered why marketing gurus couldn't create any big companies. They write about people psychology, how to sell, how to create hypes and go viral plus they have the network of investors, CEO and brands. And yet, they're not the people behind behemoths like Stripe, AirBnB, Uber - you name it - nor smaller cool companies out there.