They know that sometimes it's not windy, and they know about night.

lowdownbutter • today at 3:00 PM • 2 replies • view on HN

john_strinlai • today at 3:28 PM

>They know that sometimes it's not windy, and they know about night.

they also know about batteries

rootusrootus • today at 3:38 PM

Fortunately they also know about batteries.

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