# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2011-06-10 06:30:00 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/79072805597085696) RT @msfd: iMessage = death of BBM. Blackberry just lost their biggest competitive advantage, they should've licensed this to all years ago.