A cautionary (and very expensive) lesson on why statistics should measure quantity, quality and visibility.
Finish reading: https://www.zerohedge.com/ai/was-amazons-tokenmaxxing-fiasco-behind-claudes-500m-mystery-bill
https://www.zerohedge.com/ai/was-amazons-tokenmaxxing-fiasco-behind-claudes-500m-mystery-bill