Is that not because most people live inside a box and at least until fairly recently, recreational Solo SCUBA was outside of that box? And the lemmings never question the stomach cramps that will surely be their swift demise if they solo? I suspect there will be more divers with solo cards as time passes.
I think a 1/4 mile swim would be appropriate and a limit of 30 minutes thereabouts.
N
I think a 1/4 mile swim would be appropriate and a limit of 30 minutes thereabouts.
N