Is this one of those instances where regulatory laws would help? Something like requiring publishers to place a notice saying, "This article typically invokes h

Is this one of those instances where regulatory laws would help? Something like requiring publishers to place a notice saying, "This article typically invokes hope. The ads shown on this page utilize this tendency". These premium ads look like the logical progression of content-based advertising. The only slimy thing is them pretending to be randomly placed.