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.