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Color blindness or color vision deficiency (CVD) affects around 1 in 12 men and 1 in 200 women worldwide. This means that for every 100 users that visit your website or app, up to 8 people could actually experience the content much differently that you'd expect.

We all love to hate Comic Sans, and that's probably fair enough. If you don't hate it then you probably haven't spent that much time looking at it. Even so, there are worse things than unsightliness; and one of those things is a seemly veneer that hides a hollow soul.

Designed to help the blind and visually impaired navigate cities, tactile paving units are like braille for pavements. These raised bumps and ridges help guide people down sidewalks and across intersections. In many cases these work quite well, but in some places they have been deployed in less-successful ways (to put it mildly).