Do you think that being able to fiddle with your seat position for minutes on end is any way insufficient? Will you ever come close to actually using that feature?
If you answered those with “no”, then any extra weight and cost is too much. If you answered with “yes” then get a massage chair and leave the poor car be a car. Feature set follows function.
How much weight and cost do you think that’s going to add?
Do you think that being able to fiddle with your seat position for minutes on end is any way insufficient? Will you ever come close to actually using that feature?
If you answered those with “no”, then any extra weight and cost is too much. If you answered with “yes” then get a massage chair and leave the poor car be a car. Feature set follows function.