Lucid Group (LCID 1.84%) is expected to have a terrific year when it comes to sales growth. Analysts expect revenue to nearly double in 2025. And with several new mass market models on the way, we could see this growth trajectory persist for years to come. It will be critical to track Lucid's actual revenue. But that's not the only number I'm keeping an eye on.These metrics are critical to Lucid's futureDue to the recent introduction of its Gravity SUV platform, as well as the future launch of more affordab ...