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Light Fidelity Background: Light Fidelity (Li-Fi) is a wireless communication method which uses light to transmit data between devices. "In technical terms, Li-Fi is a visible light communications system that is capable of transmitting data at high speeds over the visible light, ultraviolet, and infrared spectrums," (Wikipedia). The actual term "Li-Fi" was termed by Professor Harald Haas in his TED Talk, a co-founder of PureLiFi. This technology is fairly new and many different organizations are ...