An 8′ by 38′ hand-woven piece of interactive art, designed by architect Hansy Better Barazza, will be hanging around the Rose Kennedy Greenway now through September 4.  The exact location is Fort Point Channel Parks, North (between Seaport Boulevard and Pearl Street).  Viewing is free.  You may see and read more about the project on the Big Hammock website, www.thebighammock.org.