Replying to
@normplum@fosstodon.org the main benefit would be not downloading the hundreds of images. If the user never advances past the first page, they never need to download more than the first page's images. Depending on the size of the images, that could save tons of bandwidth. A few lines of purpose-built JS could go a long way. But, pulling in a huge library for that purpose would negate the savings. So, choose carefully