Thanks for those insights WobblyStroke!
I may have arthritis in my neck which is making road bike riding and pool playing a cramp. I may be trying out this upright stance in the future.
I played the owner of a local pool hall here in the St Augustine, FL area in 9-Ball last evening. I've been going there for a few years and when there's not much counter traffic for food and drink he'll occasionally invite me to play a few games with him.
I had already played 8-Ball for a few...