"It worked great for local transportation services, so why could it not be applicable across all types of industries?" Dit it really work that great for Uber?

"It worked great for local transportation services, so why could it not be applicable across all types of industries?" Dit it really work that great for Uber? Are the drivers doing all right? Did the company make the world progress? Is it even profitable? Are the clients happy about Uber's service? These are important questions to consider before trying to replicate their model, and I'm pretty sure not everybody feel the same way about this success.