And yet - it can be used as one. "If you actually tried using it" is a wholly inappropriate thing to say to someone you don't know. We used it in a large applic

And yet - it can be used as one. "If you actually tried using it" is a wholly inappropriate thing to say to someone you don't know. We used it in a large application indexing & faceting millions of documents, and it works just fine for the practical purpose of querying & retrieving those documents. Of course, we did mate it with Postgres to build the full app. Each tool to its strength. There's no need for the vitriol.