a bit of everything…

How long can you hold it?

New Data: Panasonic Lumix DC-G90 Photographic Dynamic Range and Other Sensor Measurements (PhotonsToPhotos).
The Olympus 150-400mm F4.5 IS Pro Will Crush Your Big M4/3 Dreams (ThePhoBlographer).
Olympus Releases Lightweight Super-Telephoto Zoom Lens (Explora).
Olympus announces firmware 2.0 for E-M1X camera, adding AI-powered Bird Detection (Imaging Resource).

Plenty of news on the facebook OMD group, Panasonic FF and the GH5 group.