"Change" and he's further back in their memories. People are genuinely struggling - both in where they are and where they're headed; he promises he can change that direction. He won't, but people are desperate and Kamala ran as a status quo candidate
It's more than just one thing, of course. Probably some racism and sexism too
100% I think a lot of people don't realize that prisons are modern slavery. Need more slave labor? Send protesters to the gulag.