It is old news I know.
This is the building that has been selected for the World Trade Centre site:

It is by Daniel Libeskind
I preferred this one by Think Design:

It is more iconic in terms of the New York skyline.
But read the variety of views of the original designs from the design public. The concentration has been on iconic architecture form. What were the forms for? They are not about how people live on the sidewalk, or how they live their lives in urban spaces. They are not about making a shift to sustainability.
Money rules celebrity iconic architecture. As Libeskind is going to find out in more ways than one. It looks as if the visionary architect has been sidelined into an advisory role. I wish it were otherwise.
Brian thinks its good news. But these are good questions.
But Daniel Libeskind does design great architectural forms. Just look at his extension to the Denver Art Museum:

(Link courtesy of Rick over at Artrift)
You do not see architectural forms like this in Adelaide. I wish it were otherwise.