http://nytimes.com/2002/07/17/nyregion/17REBU.html
"On the day that six proposals for the redevelopment of the World Trade Center site were unveiled, the chairman of the Lower Manhattan Development Corporation said yesterday that the public could consider a seventh possibility, a new design without some of the requirements for office and retail space that shaped the initial proposals. " IMO, the best memorial would be two buildings bigger and taller than the ones destroyed. Doug
