Originally Posted by
PeterBuzzacott
JB would be an awesome solo dive. In a cave with plenty of room I take a stage, as a third gas source. My buddy "Al". About the only thing I do worry about is vertigo. In an ideal solo dive, I'll have a buddy outside who'se agreed to come and look for me if I'm late returning (if there's one around then I do plan this, just in case). My plan if I burst an ear-drum is to sit on the roof with tons of gas till I get towed out. Fingers crossed that never happens.
I know what you mean about the allure of total darkness. You might want to hold your light into your side, and not turn it off (just in case it won't fire up again).