IIRC weren't the spires on 3 there from the start?
Yes, from the start. The cross-bracing was also originally proposed on Tower 3.
Only Tower 4 stayed pretty much the same from initial rendering release to now.
__________________
If all others accepted the lie which the Party imposed, if all records told the same tale, then the lie passed into history and became truth. -Orwell
Threaded Mode