Stop in for a cup of coffee

So has anyone ever camped in the bed of truck before?
I used one of these and a sleeping bag..................... I used to do a lot of remote camping in Colorado, Arizona, and Utah. I still have it.

https://www.amazon.com/Sweetcrispy-Mattress-Tri-fold-Foldable-Washable/dp/B0CQYGB2LD/?tag=fabo03-20