“Days after launch, you’re sitting at a red light. The novelty is gone and you’re not any happier. Maybe it’s your imagination, but the gaps in the door look off. You think you saw a car full of teens laughing at you earlier. You are now $100,000 in debt for a meme, and you feel … nothing.”
You can do a better job with high-intensity infrared leds, and it won’t bother everyone around you. It’s possible it would be easy to detect by police and may be illegal in some areas.