Earlier today, Olympus announced its loosely veiled PEN E-PM1 (in the image above), along with the PEN E-P3 and PEN E-PL3. Our Chinese bureau had a chance to go hands-on with the trio of Micro Four Thirds cams at an event in Hong Kong, and walked away with some fairly positive impressions. The $900 E-P3 feels solidly built, and did appear to offer excellent autofocus performance, though we weren't able to verify Olympus's rather lofty claims that the new flagship model features "the world's fastest autofocus." We were able to capture an image with