I was concerned about blowing out the front of the body while drilling the hole from the control cavity to the neck pickup cavity. Needn’t have worried, because Pythagoras. Below is the destination end.
In case you needed more confirmation, the masking tape trick really works. I used it to shape the outline of the neck.
Not using masking tape, I also cut a template for the neck pocket and pickup routing on the body. Material is 1/2″ MDF.
Here’s another shot of the neck.
This is what a Saf-T-Planer leaves on the back of the headstock when you thin it. Not bad. No blood.