In-reply-to » @bender I'm not a yarnd user, but automatically unfollowing on 404 doesn't seem right. Besides @lyse's example, I could imagine just accidentally renaming my own twtxt file, or forgetting to push it when I point my DNS to a new web server. I'd rather not lose all my yarnd followers in a situation like that (and hopefully they feel the same).

Imagine if SMTP behaved like this. It would be mayhem! SMTP bounces are certain number of retries, thus alerting the user that the email address, or server, is wrong. By the way, this same problem happens on the various implementations of ActivityPub (Mastodon, all “romas”, all “keys”, and GoToSocial, which I use). Some have implemented a process to drop federation, after certain number of delivery attempts fail.

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