Stop complaining about gentrification:

(A) new study suggests the popular notion of the yuppie invasion is exaggerated. “We’re not saying there aren’t communities where displacement isn’t happening,” says Randall Walsh, an associate professor of economics at the University of Pittsburgh and one of the study’s authors. “But in general, across all neighborhoods in the urbanized parts of the U.S., it looks like gentrification is a pretty good thing.”