Republicans, including some of the current crop, have been making noise about putting the money in the stock market, one way or another, for a long time, and if anyone’s gonna actually do it it’s these guys.
A 100% equities (or 100% Enron) portfolio is not the only or best option available to the SSA. And the SS portfolio can't be panic-sold by the individual retiree in a market downswing. Using equities to achieve some additional upside for SS in one way or another is plausibly a reasonable idea.
https://en.m.wikipedia.org/wiki/Government_Pension_Fund_of_N...