My understanding is it does reduce infection - but only by 70% or something; and with pfeizer that wanes to about 30% over the following year. The vaccines sta

My understanding is it does reduce infection - but only by 70% or something; and with pfeizer that wanes to about 30% over the following year. The vaccines stay highly effective at preventing hospitalisation and death. But we’ll probably all end up taking a 3rd shot eventually.