Watch This Derek Muller GIF

a man wearing headphones stands in front of a chalkboard with e = mc2 on it
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Content Description: a man wearing headphones stands in front of a chalkboard with e = mc2 on it
File Size: 5631KB
Duration: 2.500 sec
Dimensions: 498x498
Created: 2/9/2021, 1:40:59 AM