Quote:
Originally Posted by gynn
You mean like a bar code reader? The swimmers would have to wear swimming caps with black and white bars on them. A bit inconvenient, maybe, and they would look ridiculous, but it might just do the trick!
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No, nothing so sophisticated, all my designs involve 240v and some waterproof plasters, but please don't press me for the details, or the whole idea may be stolen by a foreign manufacturer.