On Saturday, March 7, 2020 at 10:20:05 AM UTC-6, Emir Sherbi wrote:
Actually, that is not the worst of the ideas. Safer than other ideas for sure.
Mixed with the idea of the compound pulley and truck the hole does not need to be too deep

As I mentioned before, anyone heard of the Wright Brothers and their 1903 Flyer? Pretty quick acceleration to flight speed over a short distance.