Rising rents also killed off a lot of NYC family run local businesses - some that had been passed down through generations - and replaced with loss-making chain coffee shops.
It's a weird balance.
There was a hole-in-the-wall family sandwich shop in London that did solid business for decades until they put all kids through school, and retired. No chain has survived there since.
Plus chain-shop jobs =/= wealth (relative) and retirement makers like the sandwich shop