I spent a parallel career in I.T. and one of the skills you must learn to be successful in that line of work is how to question your own assumptions. I was on contract to a major corporation, and I was their lead engineer for an content management software package. The company used it for their internal portal. One day the entire thing collapsed under the weight of its own use; dead, flat on the ground, and I had to get it back up again. Granted, the company had not made so