Odds of an MIT student producing or using a new application or seeking a way to monetize something interesting? Maybe 5%.
Odds of a homeless shelter resident producing or using a new application or seeking a way to monetize something interesting? Maybe 0.0005%.
That's why.
That plus, in my experience at least, giving money to a homeless person usually results in the purchase of drugs and/or alcohol.
Giving a new kind of money to a college student
would likely inspire ideas. AND drugs... thats at least two things