Taylor Swift is using some cool tech at her new Eras tour! Specifically,
these wristbands are responsible for these crazy works of art in the crowd.
But my question was: How does it know where you’re sitting and when to turn on?

If you like optimistic science videos, you’ll love this video that uncovers the truth about psychedelics: https://youtu.be/fpwDi8f6TLQ

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#shorts #technology #taylorswift #erastour #music