But this will be true only if new twenty-first-century technologies require significant amounts of labor to develop and install, compared to the jobs they disrupt and eliminate. This is not obviously the case.
但这只有当新的21世纪技术需要极大量劳动力——相对于其破坏并消灭的工作岗位——去开发和安装的时候才是正确的。但情况显然​​并非如此。