There is a good conversation at https://www.reddit.com/r/golang/comments/55u9m0/miniodsync_a... including input from the software and article authors.

Haven't tried this out yet, but will in near future.

Reading through it, the impression given so far is that it's better to have an odd number of nodes to help with quorum. Is that the case?

Also, is dealing with split brain something already taken care of, or is that future development work? :)