There is mostly nobody in the path of the tower, and once you remove the blades and the turbine (there is a lot of valuable metal there) the physical load will

There is mostly nobody in the path of the tower, and once you remove the blades and the turbine (there is a lot of valuable metal there) the physical load will be so low the tower itself can stand there for a very, very long time. But of course it does not have to.