Barrie was a wonderful person, he was 'unfortunately' a child who had a generic desease called Friedreich's Ataxia.....will there ever be a cure for this type of desease?????? 
Here's some links :

http://www.ninds.nih.gov/disorders/friedreichs_ataxia/detail_friedreichs_ataxia.htm


This info should be on Main Stream News in my honest opinion...BUT it's NOT.....it is too insignificant in main stream news..... :(
http://www.youtube.com/watch?v=lw-6FeW02PQ