I like MMM as much as the next person, but saying that his project of "live cheaply on dual, 6-figure incomes" is a workable path to FI for people making $30k-$

I like MMM as much as the next person, but saying that his project of "live cheaply on dual, 6-figure incomes" is a workable path to FI for people making $30k-$70k is disingenuous.