Panasonic Lumix 12-32mm f/3.5-5.6 review
How to Set up a Tabletop Photography Studio (Explora).
Leica 10-25mm test at Mobile01.
Olympus PEN-F test at Soundimagesplus
Slideshow: 2020 World Press Photo contest winners (Dpreview).
Plenty of news on the facebook OMD group, Panasonic FF and the GH5 group.