After returning the scraped-up rig - its physical scars matched my emotional ones - I swore there would be no more RVs. A bunk bed on wheels with a neat little kitchen, all on a standard minivan wheelbase. The van was purple and green and covered in ads and everyone wanted to talk to us about it. [...] have fun, he said, with a salacious wink. To convert the cargo pod - the penthouse - into a bedroom, you push a button. Gardner, a big guy who crests 6 feet, stepped on the bottom rung of the ladder. The plan?