With the rapid growth of global tourism, many traditional festivals are gradually evolving into commercialized performances aimed at visitors, while their original significance within local communities is weakening. In response to this trend, some argue that it is a natural expression of cultural vitality and should be encouraged; others worry that it will lead to the disappearance of authentic traditions. In your view, is the commercialization of traditional festivals a necessary form of cultural adaptation, or an irreversible cultural loss? Please state your position and provide examples to support your argument.