Bookle 1.0.3 -- Stairways Software has released, the recently debuted EPUB reader for the Mac that was developed in collaboration between TidBITS’s own Adam Engst and Peter Lewis of Stairways Software (see “ ,” 6 February 2012). This update fixes an issue where EPUB files could have “-Temporary” added to their display name as well as a bug that could cause the table of contents to disappear after resizing the window when using Mac OS X 10.6 Snow Leopard. Additionally, this release improves the discovery of display names for older EPUB files. ($9.99 new from the , free update, 2.6 MB)
 about Bookle 1.0.3.
Piezo 1.1.2 -- Rogue Amoeba has released a minor update to their minimalist audio recording app, which fixes an issue that prevented the application from recording audio from Skype on the just-released Mac OS X 10.7.3. Piezo 1.1.2 also brings compatibility with recording audio from the Toktumi and MagicJack VoIP apps. The update is rounded out by an assortment of bug fixes and improvements. ($10 new, free update, 2.8 MB, )
 about Piezo 1.1.2.
Firmware Updates for iMac, MacBook Pro, and MacBook Air -- Apple has released another batch of firmware updates similar in scope to the trio of updates from several weeks ago (see “,” 25 January 2012). The new  (mid 2010 models),  (early 2010 models), and  (late 2010 models) updates, like the previous set, enable Lion Recovery from an Internet connection (and all of them require Mac OS X 10.7.3 or later). Additionally, the MacBook Air update fixes an issue where the system could restart if the power button was pressed while waking from deep sleep. As with any firmware update, you should read the installation instructions carefully before installing. To ensure you get an update only if it’s necessary, we recommend relying on Software Update; if an update doesn’t appear for you, it’s not appropriate for your Mac. (Free, 3 MB)
 about Firmware Updates for iMac, MacBook Pro, and MacBook Air.
Carbon Copy Cloner 3.4.4 -- To celebrate the 10th anniversary of Carbon Copy Cloner, Bombich Software has released with a myriad of new features, tweaks, and fixes. The popular donationware disk cloning and backup utility now provides support for archiving and cloning the Lion Recovery HD partition, and it can now clone a Lion Installation disk image onto a physical volume. You can also configure scheduled tasks to wake or boot the system. The update also fixes bugs associated with remembering the last preset, scheduling tasks on the first of the current month, mounting a disk image under uncommon permissions conditions, and many more. (Free update, 6.0 MB, )
 about Carbon Copy Cloner 3.4.4.
ChronoSync 4.3 and ChronoAgent 1.3 -- Econ Technologies has released and , both major updates that feature extensive refinements to the link between the synchronization/backup application and its remote helper app. New features for ChronoSync include using SSL encryption when connecting to ChronoAgent 1.3, the capability to change the target folder/volume without losing state information from previous synchronizations, custom sync target names, and a function for restoring previously synchronized files. In addition to gaining SSL support over multiple platforms, ChronoAgent has been updated to better handle multiple, simultaneous connections. Additionally, both titles are updated with Spanish, Portuguese, and Brazilian Portuguese localizations. Full release notes for  and  are available. ($40 new for ChronoSync, $10 new for ChronoAgent; free updates; 29 MB, 8.1 MB)
 about ChronoSync 4.3 and ChronoAgent 1.3.