CNBC's Jim Cramer on Monday provided his take on four major stocks in the gig economy sector: Uber, Lyft, DoorDash and Instacart parent Maplebear."After hearing from all of these companies, what I see is a confusing situation: Uber, DoorDash and Instacart are all lower after earnings, while Lyft managed to gain a bit of ground," he said. "But the reality's a lot more complicated than that."Uber: Cramer said Uber's recent quarter yielded solid results, but the ride-share company did report some weakness in b ...