Some of the new features ? Here's a short partial list :

• Root folder can include disk free space
• Root folder always contain an 'unknown files' parts, which represents the files that can not be scanned (due to acces restrictions for example) and lost space.
• Multiple color styles (random or linear colors)
• Command line support (see help for details) for scripting use
• New toolbar containing analyse shortcuts with computer's drives
• New wait form when you delete a folder
• Cursor appearance change on hovered folders
• and more...