Maybe developers need to start testing their javascript heavy webpages on low end phones and computers to realize the terrible impact of javascript heavy webpag

Maybe developers need to start testing their javascript heavy webpages on low end phones and computers to realize the terrible impact of javascript heavy webpages and how it's not very "inclusive" since it discriminates against the people who can't afford high end phones or PC? Especially when most administrative tasks now rely on filling forms on the internet, mobile or desktop.