[IIAOPSW]

>The current generation of COVID-19 vaccines trains the immune system to have a fighting chance against COVID-19 and are effective at practically eliminating the risk of serious illness, but they do not prevent infection or spread.

It does prevent infection and spread. 10% of the time there's a breakthrough case. That is still effective often enough to bring us to herd immunity despite the high infectiousness of Delta.

Everything else is accurate.