Favicons on the web have given us a taste of what some well known images and symbols can look like when reduced down to tiny squares. Pixels (short for pic ture el ements) are the smallest part of a digital image. A pixel is essentially a small square of color located at a specific part of an image. As an essential building block of a digital image, it is probably no surprise that designers are using what looks like giant pixels as building blocks in their logo designs.
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DesignFestival: Looking at Logos: Pixel Logos