Analog as in current Cable Satellite or broadcast TV or radio represents informations by WAVY SHAPES
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Shapes can be arbitrary and if changed (distorted) canNOT be easily corrected
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Digital as in current computers represents everything by NUMBERS and uses "error-correction" so that you receive EXACTLY what is sent with NO distortion of text or images
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So information is more precise
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Can do on-line banking using digital cash
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can search information by keywords and navigate through sophisticated structured information systems
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and looks better -- your great art piece is not distorted or the medical picture is transmitted without adding or subtracting tumors/pathologies etc.
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