This is an interesting alternative compared to, say, using Elasticsearch / OpenSearch.

One caveat appears to be index size, though:

> The indices can get large. In our example index of HTML files, the index occupies about 11MB, about one-fourth the size of the original files indexed.

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Meta-observation: Whoa, the accessibility wheelchair in the lower right-hand side is unlike anything I've seen offered by a website before. It's like these people really care about user comfort. Refreshing.