Teslas are about to become a little more obnoxious.  On Sunday, Elon Musk tweeted that Tesla owners will soon be able to customize their horn sounds and pedestrian safety alerts.  With emojis, Musk said the sounds will include animal and fart noises. Teslas are very quiet. Government regulations will soon require electric cars to emit an external sound to warn pedestrians when the car is going under 20 miles per hour. Flatulence might be coming your way.

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