There is a related technical blog post [1] and discussion [2]. Also I've got a companion blog post on the Serverless.com blog at [3]
[1] https://fauna.com/blog/escape-the-cloud-database-trap-with-s...
[2] https://news.ycombinator.com/item?id=13877223
[3] https://serverless.com/blog/faunadb-serverless-authenticatio...