1) Bondage has safe words.
SCUBA Diving has safety stops.
2) Enthusiasm about Bondage or SCUBA Diving can differ greatly between partners in a relationship creating an imbalance or 'Tensions' between them.
3) Training and lots of practice are highly recommended before attempting advanced Bondage or SCUBA Diving techniques.
4) Both SCUBA Diving and Bondage can incorporate breath control.
5) Novices are overwhelmed by the beauty of a new paradise when they first discover Bondage or SCUBA Diving.
Jaded veterans require ever greater thrills while grumbling that everything was better in the 'good old days'.
6) Both SCUBA Divers and Bondag