That was pre crash, how about now?
Sometimes it helps if you read the article. ;)
Our plan, put together by financial experts, was a “banking model” rather than an “investment model.” To eliminate the risks of the up-and-down stock market, workers’ contributions were put into conservative fixed-rate guaranteed annuities, rather than fluctuating stocks, bonds or mutual funds. Our results have been impressive: We’ve averaged about 6.5% annual rate of return over 24 years. And we’ve provided substantially better benefits in all three Social Security categories: retirement, survivorship, disability.