a bit of everything…
Bird Photography with Ben Knoot and the M.Zuiko Digital ED 150-400mm F4.5 TC1.25x IS PRO
What You Need for a Home Vlogging Kit (Explora).
6. Oly-Forum Stammtisch: 150-400mm F4.5 TC1.25x IS PRO
Game Changers from Olympus 150-400 f/4.5 lens and Bird Detection AF (Tim Boyer)
A family affair: Why the Olympus system is perfecy for travel photography (Olympus Image Space).
Plenty of news on the facebook OMD group, Panasonic FF and the GH5 group.