Concealed as that's what was originally posted and was in the Gabe White video that was being discussed.
Printable View
I went to the range today for the weekly challenge and did some casual draws Gabe White style start position and triggered at full extension.
https://youtu.be/ul3MslPRmic
I try to keep my head pretty still, it may move forward some though. My shoulders definitely move, I basically have to choose between flaring my elbows and shrugging my shoulders when drawing. I have to do one or the other to not bind my wrist and keep my torso from moving to either side.
A gun with a less severe grip angle than Glock or more negative cant in the holster might help, but this is the gun I’ve got right now and more negative cant equals more printing from the magazine.