> that are applicable in most interactive systems. These principles, derived from experience and refined over three decades, require validation and tuning for s

> that are applicable in most interactive systems. These principles, derived from experience and refined over three decades, require validation and tuning for specific design domains. No list such as this can be complete, but even the original list from 1985, has been well received as a useful guide to students and designers. The author already caveated that they aren't absolutes. That is, they aren't declaring you should follow these rules off a figurative cliff. That would be stupid. The presumption is that people would still exercise judgement.