As the web has aged, the issue of Link rot has increased, with links silently breaking as sites and services fall by the wayside.
Although it's always been a problem, it feels like it's been more visible recently. From people abandoning Twitter to behemoths like Google deciding to turn off once popular link shorteners, there are likely going to be a ton of links that turn dead.
Link rot is particularly pervasive on blogs of a certain age, with links that once provided useful context now leading nowhere or, worse, to somewhere completely different. As an easy example, I used to write on a revenue-share writing site, but the domain helium.com
has since been acquired by a crypto company: any links that I, or anyone else, might have made to the many posts there are as dead as a very dead thing.
Recently, Terence Eden asked bloggers in the fediverse how they deal with bad cases of link rot within their own corpus:

Beyond updating affected posts to note that links have broken, I didn't have a good answer to this: after all, what can you do when there's no suitable alternative?
But, it did motivate me to actually get started on a related project which had been turning over in my head: Although there's not much that can be done about linkrot that's already happened, there are things that we could do to help protect ourselves against future breakage.
In this post, I talk about setting up a link-rot insurance mechanism by automating the preservation of (almost) anything that I link to from within a blog post.
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