The car is efficient enough for it to do something (20-30 miles a day in summer if I remember), but yes it’s mostly marketing and they say as much. “Solar electric car” sounds a lot better than “this car is pretty normal but it’s super efficient”

Self landing rockets is a great thing to cheer about!

But also people cheered for a guy eating cheese balls so you may have a point.

No he was holding a pen. Now he’s holding a mouse