The maker of "Private Notes for Twitter and Facebook" plugin (https://www.producthunt.com/posts/private-notes-for-twitter-and-facebook) is here. Be aware that adjusting content of social networks is in most cases against their ToS. Check my article how LinkedIn demanded to take down my plugin: https://medium.com/@emironic/short-life-and-death-of-chrome-plugin-for-linkedin-2bf4431e147a