Oh boy, we had to re-learn new terms related to each item like: Phone(querty vs classic), digicam (three-fourth vs compact, 3D vs Digital), new car (blue technology?), aircon(inverter type?) and list goes on??? I have to add that I never imagined buying running shoes would be so complicated and imbued with technology including concepts of high-arch vs. low-arch, road sole vs. off-road sole, and mo