Because the wealthy are the most salient aspect of this problem. They are the only ones that can afford the $4,000/mo rent and $2,000,000 "starter" homes in t

Because the wealthy are the most salient aspect of this problem. They are the only ones that can afford the $4,000/mo rent and $2,000,000 "starter" homes in the neighborhood. People feel like they are being forced out of their homes by these people and they are fighting back.