body style questions

What is the potential for an array of “body kits” to be available for this truck to broaden the customization available? From what I understand - the side bed panels and front quarter panels are able to be unbolted and replaced to avoid the need for body shop repairs for simple fender benders...

Accepting any suppositions, hypotheses, and reasoned arguments (or even first hand accounts since the video shows the open air model): If you have the open Air kit as your body style, how do you keep your car from getting rained in? Or is that just a part of it. I've never a car that's open like...