All hail the mouthstick: Simple, direct, affordable — it needs no rebooting. When the Internet of Things goes dead, when batteries are nowhere to be found, the mouthstick stands tall. Tried and true, you just know there’s a cave painting somewhere that was done with a mouthstick. Is there any doubt, then, why we keep going to it, and why the mouthstick may outlast us all? For 30 years…
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