I don't think this puzzle is "admittedly useless" the "steeplechase" (is that the right term?) motif is at least useful in other "non-realistic" puzzles and it must come up occasionally OTB, although probably not in such a spectacular manner.
It's certainly entertaining!
Hello all Chess Players! That's just for fun. Take now your Harley and good ride in the double Check U.S Route 66
!!
White play and win in 12 moves.