C-Command Software's powerful Bayesian email filtering tool SpamSieve has been bumped to version 2.8.3. The update adjusts SpamSieve's tokenizer to make the spam filter even more accurate. In addition, SpamSieve now supports pre-release versions of Apple Mail, MailForge, and the upcoming Microsoft Outlook 2011. A few issues with installing the SpamSieve Apple Mail plug-in have been corrected, too. Full release notes are available. ($30 new, free update, 7.1 MB)
Type Faster on an iPhone or iPod touch
When typing on an iPhone or iPod touch, to end a sentence quickly and get ready to start the next one, double tap the Space bar. You'll insert a period followed by a space. You can turn this shortcut on or off via the Shortcut slider in Settings > General > Keyboard.