The images on your computer screen also exist in software as a series of ones and zeros. The music coming from your headphones might come from those same ones and zeros - or from carefully-pressed plastic, or from laser-etched metal. A lot of things you interact with daily come from information that's stored in many formats…and so are you. According to physicist Leonard Susskind, the three-dimensional universe is a hologram, a projection of two-dimensional information stored along the boundary of the universe.
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