translation.en: So probably it doesn't matter 50 years from now -- streptococcus and stuff like that will be rampant -- because we won't be here. But if we are --  we're going to need something to do with the bacteria.
translation.zh: 有可能50年后这已经不是一个问题了， 链球菌会肆虐， 假如今天我们没有在这的话。但是如果我们在——  我们需要一些东西对抗细菌。