Some of the 2 floor apartments, were sold for $58M : also watch : The Tallest Skyscrapers Under Construction in 2020 https://www.elitetrader.com/et/threads/the-tallest-skyscrapers-under-construction-in-2020.347162/
There's vids on net, when folks record the view via windows, from lets say floor 50, during a windy day, and you can see the building slightly swinging. Not my type of a workplace (big smile/shakes head)
That's the case in most modern buildings that tall. That said, I would not want to be there either. I know it's technically safe, but I would not feel safe.