If history is any indication, shareholders will benefit sooner rather than later.Lyft (LYFT -3.13%) is a ride-hailing platform that has had a complete margin makeover in recent years. And it feels like nobody even noticed.CEO David Risher took over in April 2023, vowing to prioritize better cash flow. For perspective, the company had a net loss of $1.6 billion in 2022 and more than$350 million in negative free cash flow. Those numbers looked terrible.However, Lyft has generated more than $900 million in fr ...