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Mr Mackay wants new books to have a 
 that shows whether AI or a 
 wrote it. The mark could be like those on food labels. Mackay thinks the 
 needs to know about the level of AI 
 in a book. He said information could show if a book is "100 per cent AI-free or 100 per cent 
 produced". Mackay's 
 comes just before the USA and UK refused to sign an 
 on AI to keep it "clean". The US Vice President said too much 
 of AI could "kill a transformative 
 just as it's taking off". He said "pro-growth AI policies" were more important than 
.