That’s the idea behind the “Scientific backing for having multiple unis” discussion, isn’t it? (As if we need scientific backing to buy more unicycles. :))
Whatever the explanation, it’s great that you’re making good progress, Spinningwoman. Keep doing what you’re doing!
I’ve had that happen… then gone out the next day ready to revel in the joy of my new skills, and it was as if it had never happened; I might as well have dreamt that I did it. Fits and starts, but we all got there somehow.