Digital Preservation
howto tech uspolThere is a saying: “the Internet is forever” – but it isn’t automatically true. People work tirelessly behind the scenes to make it so.
A lot of content-intensive technology has “lookback” built in. Commercial sites do versioning, caching, backups, archives, and more. Sometimes they even do this in a way that lets ordinary users take advantage of it; one of the earliest examples in the web era was the ability to look at the “cached” version of a search engine result. Even if the site was down, the cached version might have given you what you were looking for.
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