Emin Gün Sirer summarized[2] it best:
> WriteConcern is at least well-named: it corresponds to "how concerned would you be if we lost your data?" and the potential answers are "not at all!", "be my guest", and "well, look like you made an effort, but it's ok if you drop it."
[1] https://aphyr.com/posts/284-call-me-maybe-mongodb
[2] http://hackingdistributed.com/2013/01/29/mongo-ft/
Emin Gün Sirer summarized[2] it best:
> WriteConcern is at least well-named: it corresponds to "how concerned would you be if we lost your data?" and the potential answers are "not at all!", "be my guest", and "well, look like you made an effort, but it's ok if you drop it."
[1] https://aphyr.com/posts/284-call-me-maybe-mongodb
[2] http://hackingdistributed.com/2013/01/29/mongo-ft/