What makes a product usable?

什么使产品具备可用性？

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Accessibility is an umbrella term that covers everything and everyone involved in making a product usable by people with different abilities.

易访问性是一个总括的术语，它包括生成使具有各种残疾的人易用的产品所涉及的所有东西和人。

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Developers need not do anything extraordinary to make a product usable for people with disabilities; all they have to do is develop the product to meet specified requirements.

开发人员不需要为使产品对残疾人可用而做任何额外的事情，他们要做的全部事情就是开发满足特定需求的产品。

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The consumer is becoming ever more tech savvy which means that muddling along like Microsoft did through the Windows market and waiting until a version 3.1 product before the product is usable will not cut it anymore.

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The interesting thing to note is that making an excellent and highly usable security product is very hard.

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