The idea that modern art can only be seen in museums is mistaken.
Even people who take no interest in art cannot have failed to notice examples of modern sculpture on display in public places.
1.这里不是对现在事实的一个陈述吗,为什么用cannot have failed,难道想表达“之前一定注意到过?”
2.怎么感觉有种现在完成成时的感觉,到现在为止一定注意到过,可以这么理解吗?