By index they’re referring to SEO because google indexes pages. Scroll bar is useless? Add a tap to load more button, give the user control of when content load

By index they’re referring to SEO because google indexes pages. Scroll bar is useless? Add a tap to load more button, give the user control of when content loads and now the can scroll comfortably. Need a footer? You can have a sticky one. These criticisms are all really bad