[dasubhajit]

> An interesting addition to this library would be to use an interface and allow your backing datastore of choice allowing teams to use redis, zookeeper, an in-mem Go instance of the same library, sql, etc.

Thanks for the feedback. I'm gonna implement an in-mem Go instance for local dev, but not sure if that will be enough to use in prod. also, in the next release, I will make redis optional.