Sony's just been showing off its Reader Store for the Android-powered Tablet S and Tablet P, but it hasn't forgotten its more eye-friendly options. Announced at IFA just now, the self-explanatory Reader Wi-Fi (PRS-T1) claims to be the world's lightest 6-inch e-reader with an "enhanced" touchscreen -- the "enhanced" bit referring to its "Clear Touch Infrared" technology that supports multitouch for zooming in and out, though it's also bundled with a stylus. At 168 grams (5.93 ounces) light and 8.9mm thin, this device packs a 600 x 800, 16-level gray scale E-Ink Pearl
