Anything I go to for information will always be more usable if it is faster. If I need to download a large image I will, but that should be a separate download

Anything I go to for information will always be more usable if it is faster. If I need to download a large image I will, but that should be a separate download step. 250kb should allow you to use a couple webp images to illustrate your article or show of your product.