Olympus announced the new E-M1X, 150-400mm lens, a new roadmap and a new Silver edition E-M1II. All news can be found at 43rumors.com.
A remarkable news related to this is the very hars review from Jared Polin:
I rarely saw such a direct destructive attack on a camera :)
A probably more balanced review can be seen here:
Reviews and previews:
Robin Wong’s hands-on. Hands-on by Explora. Preview by CameraLabs. Review in progress at Dpreview. Review by ThePhoBlographer. First look at LCEgroup. Shooting experience at Dpreview. Preview at Photographyblog. E-M1X vs E-M1II by Mirrorlesscomparison. Spanish hands-on from Photolari. E-M1X vs E-M1II by Techradar.