How does privilege theory explain what I just saw?

About ten minutes ago: I'm waiting on my bicycle at the corner of Hiawatha and 35th. In the middle of the street is a young white man with a cardboard sign—I can't read it from where I am, but it's undoubtedly a variation on "Homeless. Please help." Maybe he's a vet—many homeless men and women served in the military before the US's leaders abandoned them. A pristine SUV stops beside him. The