You can read the full Olympus E-5 review at DPreview (Click here): “The E-5 is a tough and capable camera that is fun to shoot with…but the E-5 isn’t the game-changer that we always hoped Olympus might come up with“.
Click on the store name to directly check price and availability of the E-5: Amazon US, BHphoto, Adorama, Amazon DE, Amazon UK, Amazon FR.

Leonard Goh from CNET Asia tested the Olympus E-PL2: “Shutterbugs who are looking to buy a mirrorless ILC should really keep the E-PL2 in mind because it offers plenty of useful features in a compact body.”
Also Steve Huff tested the E-PL2: “The E-PL2 is basically a “Hot Rodded” E-PL1 and it really is a fantastic photographic tool.”
Click on the store name to directly check price and availability of the E-PL2: Amazon US, Adorama, BHphoto, Amazon DE, Amazon UK, Amazon FR

SLRgear published their Panasonic 14mm f/2.5 test. The lens is very sharp, Chromatic Aberration is somewhat high for this lens, Vignetting and Distortion are negligible. And their conclusion is very short: “With sharp results and only slight issues with CA, Panasonic has produced a very nice walk-around lens “. Read the full review (with image samples and graphs) at SLRgear.

M43photo.blogspot compared the Panasonic 20mm with the new 14mm lens.

Check the price and availabiltiy of the lens:
USA: Amazon, Adorama, BHphoto, eBay
Germany: Amazon.de, Pixmania.de, eBay.de
France: Amazon.fr, Pixmania.fr, eBay.fr
UK: Amazon.uk, Pixmania.uk, eBay.uk

Chipworks dissembled and analyzed the GH2 electronic. You can only read the first part of their article. After that you have to pay to read the rest!

There is a new GH2 review at CNET: “It’s speedy, feature-packed, and an excellent ILC for shooting video, but to consistently get really good photos out of the Panasonic Lumix DMC-GH2 requires shooting raw.“