If the computer will only by one person then the arrangement can be optimized for that person size and shape, and features such as an adjustable height chair may be unnecessary.If going to be used by several people, you need to create an arrangement that most closely satisfies the needs of the extremes, that is the smallest and tallest, thinnest and broadest person, as well as those in between these extremes.
If it's a few minutes a day then ergonomic issues may not be a high priority.If it's more than one hour per day it is advisable to create an ergonomic.If it's more than 4 hours then you should immediately implement an ergonomic arrangement.
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