at worst

And if you extrapolate to legal, healthcare, finance, many high stakes use cases, best, it's a poor user experience and at worst, it can be harmful or even dangerous.

而如果你推及法律、医疗、金融等许多高风险应用场景，往好了说，这是糟糕的用户体验，往坏了说，它可能有害甚至危险。