A couple of times. I learned initially as a kid, then in college I took two semesters of piano, then in the last year I’ve delved heavily into keyboard playing.
I taught my 5 year old where C was and it took about 2 minutes.
> We take off those training wheels
Training wheels are an apt metaphor because they are a similarly wrong way to learn to bike. You get quicker initial results, but have to unlearn to use those crutches later on.