3 ms·

For lazyloading stuff like images and ads. Or that technique where you have an infinite list, and the elements that are scrolled off-screen are recycled on the

For lazyloading stuff like images and ads. Or that technique where you have an infinite list, and the elements that are scrolled off-screen are recycled on the other end.

esailija 9y ago
You can easily scroll so that the intersection observer sentinels are not seen and cause bugs. Disappointing.