isn´t normaly the problem they can´t talk to you? at least nothing sensible? - ok, i can´t comment, i´m not EE. For mechanical engineers situation may be different.
Did you see the author? Looks a little like Pee-Wee Herman... maybe that explains something?
<img src="http://www.cipr.rpi.edu/~harmsj/miahnoodle.jpg"></IMG>