"While there might be some merit to these watercooled batteries (uhh), I'm going to trump this "innovative" concept with my forthcoming offerings : the Watercooled Prop
But...wait for it...I'll be a rich man when I announce my final achievement : Watercooled Water "
Where were they in the days that I was running some 3800mah tenergy nimh packs on my aquacraft supervee. Some guy had posted he needed oven mitts to take them out of his boat. This would have been perfect. Its not to late MA, Tenergy still sells them, add the water cooling and you could have something there.