[osipov]

considering that the author is South African and the inflation rate there ranged between 5 and 10% in the past 10 years (http://www.wolframalpha.com/input/?i=south+africa+inflation+...), 10% would indeed be a modest return.

[yanowitz]

Fair point, but then the whole article should be accounting for the time discounted value of money, etc. etc.