The Ready State Virtual Mobility Coach is like having a virtual Kelly Starrett in your pocket.
You may not be addressing the cause of the instability of your shoulder.
There is improvement which is good, but until you hit the cause of the problem it continue to be an issue.
Have you looked at your t spine?
Pro Episode #10 – Fixing the Shoulder Positional Fault/Tweak
Pro Episode # 9 – Spinal Archetypes
Basic T-Spine Mobilization
T-Spine Smash – Double Lacrosse Ball
T-Spine Plate Smash
T-Spine Overhead Barbell Smash
T-Spine Internal Rotation Smash
Spinal Loading Error, You Can’t Unbend-Bent
The QL Is NOT a Bone…Even in THE Matt Chan
there are others…….
The way way that you stand?