Is he so sure the world will still be around by then? 
"One analyst, who requested anonymity,said of SAAD Group: "They are extremely long-term investors," with typically a <b>30-year time horizon or longer</b>. The analyst added that other investments by SAAD, notably in private equity and infrastructure investments, display a similar interest in finding long-term value."
http://www.marketwatch.com/news/sto...x?guid={199766CF-1EEC-4D84-8B86-C9588AA90416}

"One analyst, who requested anonymity,said of SAAD Group: "They are extremely long-term investors," with typically a <b>30-year time horizon or longer</b>. The analyst added that other investments by SAAD, notably in private equity and infrastructure investments, display a similar interest in finding long-term value."
http://www.marketwatch.com/news/sto...x?guid={199766CF-1EEC-4D84-8B86-C9588AA90416}