https://commentpara.de/ is a service for anonymous replies to things, but otherwise there'd need to be something set up i.e. for your mum to use, such as https://micro.blog or one of the other hosted IndieWeb platforms
This post was filed under replies.
Interactions with this post
Interactions with this post
Below you can find the interactions that this page has had using WebMention.
Have you written a response to this post? Let me know the URL:
Do you not have a website set up with WebMention capabilities? You can use Comment Parade.