Here's the first build with built-in Fraud Protection. It's a very early preview of the technology, so everything is not entirely done yet, some sites actually show up wrong (silly bug with CNET sites!), and the icons are kind of ugly. Even the version number is wrong 
Known issues:
High CPU usage on Google maps
UNIX - Crash when changing file handler from download dialog
Opera will in some cases not start on upgrading. (use clean install)
Changelog:
Improved stability
Prevented page reload when navigating to "#"
Fixed problem where pages showed the incorrect favicon
Fixed problem where multimedia keyboard shortcuts would not work when Opera was focused
Attempted to fix problems experienced on some pages when using a slow Internet connection by increasing opera:config#Network|HTTPLoadingDelayedTimeout to 60 seconds
Fixed bug where document.body.currentStyle.height reported the wrong value
Fixed bug where currentStyle.width was not correct if width is set by a script
Fixed bug where 'Open all' from Widgets menu was broken
Fixed bug where BCC header was visible to recipients in resent messages
Fixed bug where cookies could not be removed using XMLHttpRequest
Fixed bug where one could not log in to Gmail with "Accept only cookies for the site I visit" enabled
Changed Mozilla ID string spoof to mimic Firefox
Fixed bug where browser.js wasn't cached correctly
Fixed issue where stored passwords were lost after enabling/disabling the master password
Made IE ID string spoof as Windows on Linux/UNIX and Mac
XMLHttpRequest didn't handle redirects
Enabled use of the Authorization header in XMLHttpRequest
"Save target as" and "Save to disk" now play well together
"Save directly to" now works
Improved error message when a dictionary isn't installed for the spelling checker
Mac-specific:
Use the multi-line form field font in the source viewer
When saving multiple times, use the directory saved to during the previous save operation
Windows
Mac
Unix

Known issues:
High CPU usage on Google maps
UNIX - Crash when changing file handler from download dialog
Opera will in some cases not start on upgrading. (use clean install)
Changelog:
Improved stability
Prevented page reload when navigating to "#"
Fixed problem where pages showed the incorrect favicon
Fixed problem where multimedia keyboard shortcuts would not work when Opera was focused
Attempted to fix problems experienced on some pages when using a slow Internet connection by increasing opera:config#Network|HTTPLoadingDelayedTimeout to 60 seconds
Fixed bug where document.body.currentStyle.height reported the wrong value
Fixed bug where currentStyle.width was not correct if width is set by a script
Fixed bug where 'Open all' from Widgets menu was broken
Fixed bug where BCC header was visible to recipients in resent messages
Fixed bug where cookies could not be removed using XMLHttpRequest
Fixed bug where one could not log in to Gmail with "Accept only cookies for the site I visit" enabled
Changed Mozilla ID string spoof to mimic Firefox
Fixed bug where browser.js wasn't cached correctly
Fixed issue where stored passwords were lost after enabling/disabling the master password
Made IE ID string spoof as Windows on Linux/UNIX and Mac
XMLHttpRequest didn't handle redirects
Enabled use of the Authorization header in XMLHttpRequest
"Save target as" and "Save to disk" now play well together
"Save directly to" now works
Improved error message when a dictionary isn't installed for the spelling checker
Mac-specific:
Use the multi-line form field font in the source viewer
When saving multiple times, use the directory saved to during the previous save operation
Windows
Mac
Unix