They put him on the Apple board, and gave him stock options that allowed him to buy 59,000 shares at $7.475/share at a time when a share was selling for about $500.
http://www.cnet.com/news/al-gore-exercises-apple-stock-options-worth-29-million/
Unreal, why the hell would they ever put that absolute moron on their board though? He holds no office, what was he doing, threatening them with carbon credits?