In an age when even famous musicians make very little of their income through music sales, concert tickets and merchandies are what keep our favorite bands afloat. Taylor Swift is better than anyone at creatinv revenue through touring. She’s transformed her fan base into a committed community who will show up to see her in person over and over again, no matter how expensive the tickets get. And parents bring their kids to her concerts, mom and dad turn into fans as well. One of the main tools for the communal nature of today’s concerts? Wearables. Here’s more from Hackaday:

RF armbands have the simplest control setup, only requiring a single portable transmitter connected to a computer running the control software. It does however require some pre-planning for more complex light displays, to ensure each section of the audience is individually addressable.

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