Accessibility
Accessibility is a key principle within usability that states the importance of catering to all users, regardless of their abilities and circumstances. Usability tends to concern itself with the user as if they are a single entity. We usually make specific assumptions about the user, bestowing them with a set of characteristics and capabilities that may not be reflected in reality. Accessibility, however, is about the real users who will end up having to use whatever you've created. These real users are a diverse set of individuals and may have all manner of differences. When we talk about accessibility in software, we are usually concerned with types of differences that directly affect a person's ability to make use of that ...
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