This week’s issue

Michael Calderone charts the entry of the Mellon mansion onto the Manhattan real-estate market, harbinger of the $20 million townhouse trend.

And he and colleague Matthew Schuerman pierce the diamondlike glow of Gary Barnett to find a seasoned real-estater–with a history of coming to blows with developer Bruce Ratner–behind the Atlantic Yards counterbid.

Also, Jessica Bruder puts her eye on the danse macabre known as Quiet Disco, a Netherlandish import where radio-controlled headsets carrying feed from a DJ move hipsters like marionettes across a Williamsburg dance floor. This week’s issue