The Ahpla Rocket - A Scratch Design/Build: 2 Stage Utilizing 24mm Motors a Ring Finned Magnus Effect Booster in a BT-55 Upscaled Alpha That Has the Fins Mounted Backwards
Circa November 2021 - Link to Build Thread: https://www.rocketryforum.com/threads/lakeroadsters-2-stage-alpha-variant.169368
Say what you will....but most if not all were introduced into rocketry via an Estes rocket. Or at the very least saw an Estes rocket prior to actually getting into the hobby. There are and have been other fine rocketry companies, but Estes is still, in my opinion, the most influential...