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Television is a gift of God, and God will hold those who utilize his divine instrument accountable to him -- Philo T. Farnsworth, the inventor of the modern television.
Noise in analogue video and television is perceived as a random dot pattern which is superimposed on the picture as a result of electronic noise and radiated electromagnetic noise picked up by the receiver's antenna. Due to the algorithmic functioning of a digital television set's electronic circuitry and the inherent quantization of its screen, the 'snow' seen on digital TV is less random.
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