A remodeled car that may be useful for a long distance drive

I think that there are many things to worry about when traveling by long distance with a car, but this remodeled car may solve one of them somewhat. However, there seems to be some problems in actual use.

Details are as below.
It seems to be resistant to use this even when driving alone, but it seems more courageous for multiple people to use while driving.


Moment Of Zen: Looking To Minimize Stops On Long Road Trips?