Here are the release notes:

Cyrillic

  • Cyrillic glyphs are now available.
  • Classic fonts have been updated.

Performance Improvements

  • New multi-threaded renderer gives smoother framerates.
  • CPU and battery utilization have been reduced.
  • Window resizing feels like butter.
  • Fullscreen and background windows are less taxing on the system.

Bugfixes

  • Fixed some minor rendering glitches.
  • Fixed a bug that was breaking some function keys.
  • Fixed a bug that was preventing individual sounds from being disabled.
  • Added a setting to disable all sounds.

The app will auto-update.  Here are the release notes:

Text Editor

  • You can now view and edit plain text files without an underlying terminal.
  • Use “Open” or “New Editor” in the file menu.
  • Supports standard Mac OS keyboard shortcuts for text navigation.
  • Uses standard Mac OS open/save panels and change tracking.

Sound Effects

  • New section of the Preferences for customizing sounds.
  • Categories:
    • Startup chimes
    • Ambient fan, hard drive, and CPU sounds
    • Scroll feedback
    • Character entry clicks
    • Error beeps
    • Modem noise

Custom Screen Reflection

  • Use your webcam to take a static reflection photo of your environment.
  • This is the most requested feature of all time.

Terminal

  • Pasted text is no longer escaped with slashes.
  • Use the option key and left/right arrows to move by word at the shell prompt.
  • Fixed a bug that was causing copied text to be cropped.
  • Fixed a crash caused by unexpected unicode characters.
  • Removed some asserts that were accidentally left enabled in release builds.