This reduces chances of errors where consumers of strings mutate inputs and reduces memory usage of the app. Test suite passes now, but there may be some stuff left, so we will run a few sites on a branch prior to merging
* We don't really use it and there is an on-going issue with the gem not expiring keys in a Redis list which hasn't been fully resolved. https://github.com/davydovanton/sidekiq-statistic/issues/73