They fold in/out on Falcon 9, but for the starship booster the decided it's not worth it. The extra weight and complexity to fold them in/out doesn't provide en

They fold in/out on Falcon 9, but for the starship booster the decided it's not worth it. The extra weight and complexity to fold them in/out doesn't provide enough of a benefit. Elon talked about it a couple of years back on one of Everyday Astronaut's videos.