A: It can be. Many include it under "sensation play."

A: A Wartenberg wheel (pinwheel). It’s too painful for most; pain ≠ tickling.

A: Community polls from TMF (Tickling Media Forum) and Reddit’s r/tickling.

A: No. Self-tickling rarely works due to cerebellar prediction.

A: The ears or neck—they feel more intimate.

A: Don’t play. Establish a safe word ("red") or safe tap first.