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aboalreem:If there is one scuba invention even if it is possible or impossible, what would it be.
Example: a rear mirror so you can see behind you while diving ....
bring on the ideas
aboalreem:the Laser BuddyFinder.....if you loss your buddy while diving... you push a button on your BCD ....a lasor light will shoot from your BDC toward a sensor in your buddy's BCD..then you follow the sensor and you both meet underwater![]()