And I think in all fairness, one should add that from that article it looks like this comes down to certain accounting requirements and regulations that Apple was not able to meet (at least back then) - not from them not wanting anyone to give to charity.
"You cannot say anywhere in the application description, support materials, or the application itself that some or all of the proceeds will go to any given charity" http://arstechnica.com/apple/news/2009/01/app-store-lessons-...