tonight's commentator, allan sloan, is among them. he's senior editor at large at "fortune" magazine. >> the hot investment idea for older people and retirees these days is dividend-paying stocks. at today's insanely low rates, you can't get meaningful income from cds or money market funds or even five-year treasuries. so, a blue chip stock yielding 2% or 3% seems like nirvana. i've been buying dividend stocks for a while because, as you can see, i'm sort of old. not retired, though. but there's one thing i watch out for, and you should, too. risk. as a stockholder, you risk not only having the price of your shares fall, but also your income. if a company runs into trouble or decides to re-allocate capital, your dividend can be cut, or disappear, as holders of supposedly secure bank stocks discovered when the financial crisis hit. so if you go the dividend route, keep in mind that dividends aren't guaranteed. diversify among companies and industries. don't chase the highest yield. and remember that, regardless of interest rate levels,