It's not even soreness. It just "feels funny". This just gets more and more unreal each day.
Meh. "Feels funny" could mean any number of things. It could be instability of the knee. It could be numbness. He may have a loss of degree of motion.
He's rehabbing from knee surgery. It could be another buildup of scar tissue. It happens. Nobody here is an orthopedic surgeon, much less Gordon's surgeon, so it's pointless to get all worked up about it. We'll see what happens this season. Until then, why act like the sky is falling? The sun will rise tomorrow.