For one thing, you're not tied to Mongo. Generally more choices is good. As for real reasons: - ReQL, functional, composable, and declarative, is very nice to

For one thing, you're not tied to Mongo. Generally more choices is good. As for real reasons: - ReQL, functional, composable, and declarative, is very nice to use - Changefeeds - (v1.16) Arbitrary query watching with changefeeds - Ease of sharding/load-balancing - (v1.16) dynamic server management through queries - Awesome web admin API - Actually saving stuff to disk (couldn't resist) This video on the highlights of rethinkdb is old but still relevant: https://www.youtube.com/watch?x-yt-ts=1422327029&x-yt-cl=84838260&v=qKPKsBNw604 https://www.youtube.com/watch?x-yt-ts=1422327029&x-yt-cl=848...