A banister has multiple user groups

We don’t always know what a design is intended to convey. We don’t always recognise or relate to a design’s intended user groups. But we don’t have to know everything that an object’s design is intended to do, in order to make effective use of the object.
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User performance depends on conditions

In early June, in a hotel lobby, I stopped to observe someone troubleshooting a wireless connection. I’ve faced this challenge myself, since every hotel seems to have a slightly different process for connecting.
The person I was observing was visually impaired and had his GUI enlarged by about 1000% or more. As he attempted to troubleshoot […]