Earlier quoted context omitted.
How is that different than today? The very point is that less people will be in this situation because getting your basic needs met is shown to make your more responsible. Se further up in thread for some of the studies.
If you have no cash, and you've used up the meager funds TANF gives you, there are other programs still available to cover the necessities of life.. SNAP comes to mind, as do overnight shelters. It's not much of a life, but at least you're not out in the cold. A safety net for the safety net if you will. Okay, now that stuff goes away, and you just get the one (significantly increased, but still, just the one) payout…
If people use up all their safety nets then they fall, just like they do now. I'm not sure what you think we can do about that?