This part seems to be getting overlooked -
> And for the 50 percent of American families with income below $100,000, parents can expect to pay nothing at all toward the full cost of their students’ MIT education, which includes tuition as well as housing, dining, fees, and an allowance for books and personal expenses.
> This $100,000 threshold is up from $75,000 this year, while next year’s $200,000 threshold for tuition-free attendance will increase from its current level of $140,000.
- even though that's the article's 2nd and 3rd paragraph.