There are these pathways inside the FDA to get drugs approved. The way that it works is in phase one You do a study on toxicology Effectively like is this safe or not safe? And you have to have enough people take it and you need to observe them for enough time where that phase one outcome Essentially says this won't hurt people. But then there's this one special asterisk that exists inside the FDA called emergency use authorization It can shorten even six years down to in some cases six seven nine months a year two years Right. So that emergency use authorization Fast-track these vaccines to market now. Now when we're looking back The long tail of issues may actually apply to these things