# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2017-02-15 22:07:57 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/831988443597123586) In reply to: [@None](http://twitter.com/None/status/831949902762672130) @rowungiles @benedictC The open source Swift rewrite of Foundation returns Swift native types :) https://t.co/y8NQ1MVACY