As an idea by jmarubay it would be fantastic to have an ediotor element that allows "Show & hide""content within the editor in gutenberg. See India example here >> https://www.greenpeace.org/india/en/about/faq/

and Idea of Julia here >> https://planet4.greenpeace.org/idea/show-hide-plugin-for-qas/

Ideally to be developed in Gutenberg, but we can potentially start UX study