My understanding is that people try to live their life and than tech bros and yuppies move in and somehow the taxes go through the roof and you gotta leave. I

My understanding is that people try to live their life and than tech bros and yuppies move in and somehow the taxes go through the roof and you gotta leave. I mean, you sell your house with a lot of lot for a lot to some Facebook manager and move to Florida, but the whole scheme seems sinister to me. Somehow "not getting my neighborhood ruined" is labeled NIMBY:ism nowadays?