(FIXED) Installer uses /updateshowdialog now instead of /runupdate.
(FIXED) /runupdate no longer displays program update dialog. Only /updateshowdialog does.
(FIXED) Problem removing registry items with (default) values.
(FIXED) Minor issues with 32-bit context menu. (64-bit coming soon).
(FIXED) Multiple significant issues with protection module.
(ADDED) Scanner returns error codes (error levels) for batch file users.
(ADDED) Protection module now logs errors and threats to a log file.
http://www.malwarebytes.org/mbam.php