DBH.
For sure.
A good mate of mine was (is) a superb on-the-board designer and draughtsman.
Utterly refused to be seduced by the new computer God .. and, likewise, could run off an original drawing far quicker than CAD output .. not to mention they were far more pleasing to the eye.
CAD, like WP .. great if you can develop and exploit a library of drawing elements and use previous drawings as the basis for new.