Yes, thanks for the words of encouragement. So far this process hasn't been cheap. (but no one has ever said flying is a cheap hobby, right?) It has cost about $5,000 for clearing up medical issues alone (several erroneous childhood diagnoses).
But he's got 18 hours of flight time so far and he's loved every minute of it, and if we can get through all this it will be very cool, and if he can be a pilot for a profession, that will be even cooler.