Responsive design is a hot topic of web development these days, and with a simple (and now well supported) way of handling the ‘one site for all clients’ model (and I mean clients as in browsers/platforms/devices, not the people that give you money in return for a web site) it should well be. Redirecting mobile users to /m/ or some other cut-down area of your site is becoming a technique of the past. Using collections of utilities, such as the excellent 320&up, makes building responsively much...