My dh is not an engineer but can still over think it...the positive side to an engineer dh according to lots of my friends is that they make greeat problem solvers in their quilting,,,,,an d most engineeres make great quilters if they are willing to pick up the hobby.....your lucky your dh cares enough to make sure you get it right...mine supports my every decision and will help me to analyze it and move foward ....you gotta love it...hehheee