Didn’t that also actually work? IIRC they wanted to develop something that could realistically do it. This seems to confirm: https://batmobilehistory.com/tumbler-batmobile.php
The Batpod bike was also practical, although infamous for being super hard to drive unlike the batmobile leading to a now infamous crash with an imax camera: https://www.youtube.com/watch?v=CdMpxN-7_rw
The Batpod bike was also practical, although infamous for being super hard to drive unlike the batmobile leading to a now infamous crash with an imax camera: https://www.youtube.com/watch?v=CdMpxN-7_rw