I couldn't be bothered watching 12 minutes of video.

Of course he is a "cyclist". Everyone on a bicycle (or trike, or unicycle) is a frigging cyclist. That's like saying people in cars or on motorcycles aren't "motorists".

There are "enthusiast cyclists", just as there are "enthusiast motorists" (and boaters/sailors, whatever).

Trying to redefine words so one can put a wedge in in the usage of a word is boring as hell. It reminds me of most management/leadership books. Utterly primitive.