Anybody with a pulse can get 1.49% from his credit union, even for 72 mos. 1.49% is 1.49% more than some folks would like to pay.
Sure, we have xx,xxx in an Ally account earning 0.009, sure, we may even have 6 or 7 figures in a retirement account. That still does not mean you take discretionary income, "invest it," and borrow money to get what you were supposed to spend your discretionary income on.
What happened by early 2009? Sometimes I wonder if it's the 7, 66, and 24 crowd that gives this advice, or is it even worse, the CFP crowd. This is rhetorical, not necessarily directed at anybody.