The Gx7 is now dc'ed by Panasonic, their moving on/loss can be your gain.
This shot with the often slammed 100-300g. I've also got the Oly 40-150 2.8 and at this point
I would only grab the Oly if I know the light is going to be poor. For working with light the 100-300
impresses me over and over again. I can see why many m4/3s users want Panasonic to upgrade it
with pro components-