# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2010-01-06 17:00:22 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/7446611617) In reply to: [@digitalmaverick](http://twitter.com/digitalmaverick/status/7446551922) @digitalmaverick Yes it does de-dupe posts, found out when testing new iPhone App @InstantTweetup Don't know over what period though.