oh, no, we can go on for another 200+ posts on any of the following topics (off the top of my head):
- snorkels
- pony bottles
- spare airs
- bungee wings
- double bladder wings
- jacket BCs
- split fins vs. jets/turtles
- d-rings on the right side
- right/left for hot/cold mix
- CCR rebreathers
- which hoses come off which posts on doubles
- independent doubles vs. manifold
- isolation manifold vs. non-isolation manifold
- shallow helium vs. deep air training
- gavins vs. x-scooters
- East Coast DIR vs. West Coast DIR
- tic-tac-toe deco
- the word 'stroke'
- the word 'DIR'