What machine learning really does, and why you still make the call

A supplier invoice for R96,300 arrives with new banking details, two days after the last one from the same supplier. A machine learning model flags it in seconds, but it cannot tell you why it looks wrong or what to do next. This article explains how machine learning works, traces its 70-year history from Alan Turing to ChatGPT, shows where finance teams use it, and gives you six questions to ask before you trust what an AI tool tells you.