# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2010-04-11 13:13:58 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/11990176145) iPhone 4.0 feels really snappy on my 3GS and the built in dictionary is really cool (red underline like Word) tap to correct.