> [the value] went away because the asset itself become less desirable and valuable to other people. That view on "value" is inherently fickly. In case they ne

> [the value] went away because the asset itself become less desirable and valuable to other people. That view on "value" is inherently fickly. In case they never sold their buildings, you could also argue that no value had been lost. They still have the building after all. Their speculation has a different calculation behind it now, but that's normal - speculation RoI is not guaranteed.