SNAP is a critical anti-hunger program that feeds millions of low income Americans, including children, veterans, and seniors who would not otherwise have the resources to buy groceries.
One doesn't like instabilities in markets; they may be damaging, but probably not fatal, as the October '87 crash showed. It turned out to be essentially inconsequential. So if that's true, I'm not very worried about the welfare of those who are investing any more than I am about the welfare of those who go into casinos.