We are not plainly complaining about MongoDB, nor saying it's useless. We are just explaining why it's a poor choice for a specific use case: storing scraped data.
FWIW, we still use Mongo in other internal applications, it's just not the right choice for our crawl data storage backend.
FWIW, we still use Mongo in other internal applications, it's just not the right choice for our crawl data storage backend.