It would be nice if Amazon redevelops this heap that it just bought from Aby. I didn't realize that this tower has 600k sf. Maybe Amazon could be the adjacent former Penn Club to add to the air rights.
https://therealdeal.com/new-york/2025/05/02/aby-rosens-rfr-sells-522-fifth-avenue-to-amazon/
Aby Rosen sells troubled Midtown office building to Amazon
RFR deals 522 Fifth Avenue for undisclosed price