Everyone’s got a smartphone—no status points there. But at least for the moment there’s only one truly smart body of water anywhere on Earth. If you live in Bolton Landing or Hague, if you canoe to Diamond Island or climb the Tongue Mountain Range, if you Jet Ski the Narrows or take the evening cruise on the Minne-Ha-Ha, you should know: Lake George is suddenly wired, stem to stern. It’s the Stephen Hawking of limpid pools, the Einstein of tarns. Its zooplankton and algae are monitored with a zeal that would worry Edward Snowden; its salt levels checked with a precision that puts a nursing-home dietitian to shame.

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