Lex in-depth: does Uber deserve its $91 billion valuation?

It could be one of the best turnaround stories in the tech industry. Uber found its fame with low prices. Now they could be their demise, as the company — valued at $91bn — still loses money. Investors are losing patience, and the transport platform is pledging to balance the books. But, adjusted figures can be deceptively optimistic. Elaine Moore and Dave Lee explore how the company has streamlined operations in an effort to make it profitable but still faces a mountain of costly legal challenges.