Various vendors provide nearly identical products.
Price becomes a key differentiator.
- Usability means that the product has essentially become invisible to users. - There is no advantage in further modifying the product for the targeted market. - Companies focus on lowering production costs
Market Maturity Model Technology Focus User Focus Market Maturity Over Time
Users don‘t like Unexpectations Access denied O.k., and now you‘ll do exactly what I‘m telling you !
To succeed in market, Superior Technology is not just enough, we must supply a satisfying user experience
Technology Maturity Model Donald Norman ….”Invisible Computers”
Usability & Software Development life cycle Understand the User & .. Do user Task Analysis Define User Requirements Develop Interactions Concept Develop Prototypes Test Test Software Development Test Release Test Requirements Capture Design Development Usability Evaluation / Usability Testing
What suits one customer might not suit the next
Sensers, who like to see interfaces that are concrete, down-to-earth, and related to the physical world, are more likely to forget how to access the pop-up menu on the right mouse button, lacking the visual clue.