I can't ride a bike. How fast can Mike Boyd teach me?

There are a number of niche videos on the topic of learn-to-bike that emphasizes the pedal-less balance method: link , ▶ this video , link , link , link , etc.

I guess they never learnt. If you never learn then you won't know how to ride. Tom Scott made a video, as an adult learning to ride a bike ▶ this video

But was the old way really that ineffective? I remember driving to a big empty parking space on a Sunday with my father, he removed the training wheels, and after around 30 minutes, I got it. Learning to ride a bike isn't complicated, what makes it look so hard is that it is a sort-of binary skill. You can either hold your balance, our you can't, and so it will look completely impossible until you suddenly can do it. Tom Scott learned to ride a bike in this 30ies, it didn't take long [0]. Interestingly, "training wheels" aren't called "training" wheels in Germany, but "supporting wheels" (Stützräder), and when I was a kid, nobody used them to "train" their children to ride a bike. They were used to transform the bike into another kind of vehicle the kid could use until it was old enough to learn to ride a bike. [0] ▶ this video