There are two categories of players here: Companies that offer custom, tailored clothing online, and those that rely on new technologies to guide customers to a better fit.
Such technologies already exist (Aerovironment plans to fit the next version of Black Widow with an off-the-shelf camera around 2cm long), but better versions of it should soon be available.
Unlike consumer grade smart phones that yield low performance and high failure rates when force-fit into line of business applications, the CS40 is built on Windows Embedded Handheld technologies including the Windows Mobile 6.5 platform and is designed for mobile professionals who need versatile and reliable access and acquisition of information in real-time, at the point of work.