Why is the feng shui of zigzag buildings bad?

Why is the feng shui of zigzag buildings bad? ——The ancients’ first consideration was safety and defense. Palaces, cities, and ordinary people all adopted the design concept of multiple enclosures. It is really a zigzag building, with the meaning of double protection, and the artistic conception of insurance and reinsurance; if you think it is not good, it should be a myth; it is a fake scholar imitating Zhuge's empty city plan, not knowing life and death and adapting to changes.