September 16, 2019
Replied to a post on twitter.com :
@mor10 I tried writing a non-technical version once: https://alistapart.com/article/webmentions-enabling-better-communication-on-the-internet/
web mentions is like intentional pingbacks. Let's say I write a post in response to something you wrote. I can add the url as a web mention and it will display in comments as a response.
Joseph Dickson, Sep 16 2019 on twitter.com