The very first presentation of my LED art to the audience, back to 2017.

https://www.instagram.com/p/BOtOPi0guLk/?igshid=1ci0rjnx1j1w
https://www.instagram.com/p/BO4t241AQf-/?igshid=1hyndvyhc0ivm
https://www.instagram.com/p/BO6438rgAwV/?igshid=1igh18urftbi6