A really cool trick! FYI Elasticsearch implements this technique when you use the `fuzzy` query: https://www.elastic.co/guide/en/elasticsearch/guide/master/fuzz

A really cool trick! FYI Elasticsearch implements this technique when you use the `fuzzy` query: https://www.elastic.co/guide/en/elasticsearch/guide/master/fuzzy-query.html https://www.elastic.co/guide/en/elasticsearch/guide/master/f... - but it's important to know about if you ever want to do this with in-memory or relational data!