translation.en: In particular, I think my projection is way too optimistic, because when I did it, I was assuming that the future was kind of going to look like the past, with labor productivity growth, and that's actually not what I believe.
translation.zh: 不幸的是，我认为我的预测过于乐观了 因为我的预测建立在 劳动生产率增长速率和过去持平的假设上 但我不认为事情会这样发展