NASA, in case you're watching:
1. I'm a dumbass
2. I saved the crew, pieced together a battered space station, dealt with a malfunctioning engine, and settled safely into Mars orbit to await rescue
3. I'm a dumbass
It's a drag exploit that means you don't have to use parachutes to bring it down at a freefall speed that a rover wheel will survive. Probably more to do with its low mass and heavy use of separators than the capsules.
Tony, is not that I didn't like the vídeo, and I'm laughing of the Youtuber, not you, because he made the incredible claim, that a Space Shuttle could be landed. We all know a Space Shuttle can be landed, that's the sarcasm.