Give your self a goal and produce a solution.
Version 3.4 is now live with the changes mentioned above.
3.4 for blender 2.8
With this latest update the joint rotation is automatically set as the pole. This makes it a lot easier for us to animate things as it gives more control then attempting to rotate the shoulder joints. The IK bones will now automatically follow anything - even if you author your own animation from scratch.
Next up is figuring out animcurves in the FBX.