tee() splits a stream into two branches. It seems straightforward, but the implementation requires buffering: if one branch is read faster than the other, the data must be held somewhere until the slower branch catches up.
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The history of most human gestures is never written down, precisely because it is something we learn before literacy or memory and thus something we take entirely for granted.
After creating a custom app for his PlayStation setup, Azdoufal discovered he was looking at way more than his own robot vacuum's data. He'd accidentally unlocked the data of thousands of DJI robot vacuum owners around the world.