For more detail: the 'with intention' part is using an IntersectionObserver[1] to toggle image opacity, via CSS style, when the image enters the viewport. So t

For more detail: the 'with intention' part is using an IntersectionObserver[1] to toggle image opacity, via CSS style, when the image enters the viewport. So the effect repeats as you scroll through the document, even after the images are first lazy loaded. [1] https://developer.mozilla.org/en-US/docs/Web/API/Intersection_Observer_API https://developer.mozilla.org/en-US/docs/Web/API/Intersectio...