And remember that regardless of how simple the problem is to you, on his own he could have never figured out the problem in 100 years. He's paying for your expertise, not just your time.

Like that old joke:
"$50,000 for pushing a button?"
"No, $1 for pushing the button. $49,999 for knowing which button to push."
_________________________
-Jeff
Rome did not create a great empire by having meetings; they did it by killing all those who opposed them.