How did the 9/11/2001 terrorist attack change the design of supertall buildings?

TCTM - Following the horrific terrorist attack on September 11, 2001, and the collapse of the Twin Towers of the World Trade Center, the architecture and construction industry faced a major question: Should humanity's ambition to reach for the sky come to a halt? Instead of giving up, the painful lessons became the driving force for change—to build stronger and safer.