While tech giants like Google, Samsung, and Apple are hyping up the potential of AI, they’ve overlooked a simple and crucial area of intelligence: preventing unnecessary mobile phone charges. The author shares their own experiences with exorbitant fees from international texting and long-distance calls, arguing that our phones should be able to understand our mobile plans and alert us (or even block us) from actions that result in extra costs. This feature could save consumers money and could be a game-changer in the mobile phone industry.