Usability Quote of the Day

February 9, 2012

Most people who encounter computer-based automation at work do not choose the software with which they work, and have comparatively little control over when and how they do what they do. For them, the use of computers can be an oppressive experience, rather than a liberating one. -- Sarah Kuhn, Bringing Design to Software, edited by Terry Winograd, 1996    (via interaction-design.org)

Wednesday, June 01, 2005

Making Magic Happen: Predicting User Behavior in AJAX applications

Quantifying user experience will increase business acceptance ...

"We need better metaphors to explain the value of rich clients to business decision makers. We need proof that richer user experiences make business sense.

Reducing system latency (the time that users are waiting for the system) is an uncontroversial goal. Developers and designers, even if they agree on little else, agree that fast systems are much better than slow ones. In fact, speed is an intuitively valuable attribute of an application. A good way to articulate the value of rich clients is to frame it in terms of making faster applications.

From an engineering perspective, making faster applications is a basic part of the engineering job description: making the most performant system, given existing hardware constraints. There are two strategies to squeeze more performance out of a system: optimizing the actual execution of code, and harvesting unused system resources to do work before the user asks for it. AJAX is an example of the latter case." continued ... (Via Jonathan Boutelle)

Predicting User Experience - User Interface Design, Human Computer Interaction (HCI), Ergonomics


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