MCAS is not an anti-stall system, it’s a way to change stick forces by trimming the horizontal stabilizer - the surface with most control authority. There’s no

MCAS is not an anti-stall system, it’s a way to change stick forces by trimming the horizontal stabilizer - the surface with most control authority. There’s no evidence it has ever prevented a single stall or even activated properly, but there’s evidence it has helped crash two planes.