Believe it or not, even with films like Jaws in existence, some people are still willing to swim in shark-infested waters. Spotters and underwater nets help provide some level of safety, but these new sonar-equipped intelligent buoys being developed could finally make it safe—or at least safer—to go back in the water.
via Gizmodo http://ift.tt/1mFN1ep http://ift.tt/TzZOrM
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