How to avoid getting psyched out by the green water in Rio

Rio's divers have been plunging into murky green water for several days now, as pool officials struggle to deal with algae, pH levels and other things you'd normally expect pool officials to have a handle on.
Amid the jokes and the explanations, though, how has it been for the actual athletes? And how does the color of the water affect their performance?
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Several divers have spoken out about the conditions, with some saying it's been a hindrance and