journalist and broadcaster jenny kleeman is one and steve hank is the other. hello to you both. can we come to you first. just for these immediate thoughts on joe biden�*s comments on al? he is clearly trying to get ahead of some of the threats here, what did you make of what he said?— make of what he said? these voluntary _ make of what he said? these voluntary guidelines - make of what he said? these voluntary guidelines have - make of what he said? these voluntary guidelines have to l make of what he said? these l voluntary guidelines have to be make of what he said? these - voluntary guidelines have to be the tip of the iceberg, the idea of putting watermarks on things so that users can know they have been generated by ai, this doesn't even go close to addressing the potential problems of the rapid learning of automated systems. ai is completed with one another, this ai arms race. it is important that people know if an essay has been written by an artificial intelligence, if something is a deep ache, we are in a situation now where ai that can be producing medicines could al