So many transactions are flagged as false positives (way more than 1%), while there are a lot of false negatives because the tools don't improve as quickly as t

So many transactions are flagged as false positives (way more than 1%), while there are a lot of false negatives because the tools don't improve as quickly as the scammers. The case for blocking transactions is getting weaker - we should instead strengthen the post-fraud response mechanisms, and then analyse the additional data we gain.