Gentrification is often driven by young, gay men and "creatives" - communities who cluster together and want affordable houses. Once the neighborhoods is "clean

Gentrification is often driven by young, gay men and "creatives" - communities who cluster together and want affordable houses. Once the neighborhoods is "cleaned up" and full of hip businesses, the chains come in and the neighborhood turns "family friendly". Finally it reaches that "doctors and architects" state and it's too expensive for the vast majority.