$2.00 gas or $4.00 gas, 10 mpg towing or 17 mpg not towing are only two of the items the RVer has to accept.
250 to 300 mile days verses 500 to 600 mile days, 55 to 65 mph vs. 65 to 75 mph, securing a campsite by 6:00pm vs. rolling into a the HI at midnight are a couple more.
Rving is a mindset shared by kindred spirits who place the conveniences of having their own hotel and restaurant with them above the cost justification.
It is a hobby and like any other hobby it has it's unique issues.