Yes, I do.
As for how to control it, I have no idea... it (and all of my other stims) starts by itself, and it takes a couple of seconds for me to register that it's happening. I can suppress it, but it is uncomfortable and starts again as soon as I stop focusing on stopping it.
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Music Theory 101: Cadences.
Authentic cadence: V-I
Plagal cadence: IV-I
Deceptive cadence: V- ANYTHING BUT I ! !! !
Beethoven cadence: V-I-V-I-V-V-V-I-I-I-I-I-I-I-I-I-I-I
-I-I-I-I-I-I-I-I! I! I! I I I