You may notice the tripartite slogan that's part of the logo of this site:  Useful, Usable, Compelling.  Those three concepts are the pillars of the framework I use to design or analyze a system.  In short, what I mean by these terms is: Useful Does the thing do what it's supposed to do and only what it's supposed to do?  In other words, I'm using your site/app/thing to … [Read more...]