Just found concept interesting because it solves some issues often discussed on forum like no toad brakes, able to back up, no storage space at sight, can use with different FWD cars, etc.
Wreckers of all sizes have proven technology works, but whether it's practical for RV use is anyone's guess. I do think it should work easier/better on gasoline or FRED motorhomes than on diesel pushers.
RV Auto Lift Two Shower Seat Wheelchair Lift