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kaliban:If I have a decent bottom timer, such as the uwatec digital, do I really need a watch? Is it basically just redundancy in case the bottom timer fails?
thanks,
-k
RobK:No you don't need a watch. Your backup is on your buddies wrist.
Having said that they're recommended on GUE courses for timing deco. You don't actually need one for that though either.
HTH
Rob.