# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2009-08-09 19:58:48 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/3212521983) In reply to: [@duncanmcdougall](http://twitter.com/duncanmcdougall/status/3212435082) @duncanmcdougall Thanks. I use the Nike+ system on my iPhone 3GS to track my runs, it's really cool.