Opera mini 4 beta 2 version is out. Here's the link to the website:
http://www.operamini.com/beta/
The best feature I liked is that now surfing in landscape mode is possible. Just go to settings and select "landscape" option. Here's detail log of changes over beta 1:-
* Added encryption
* Added multi search, with shortcut #+9
* Added create search from form field
* Added landscape mode, shortcut #+*
* Added support for small anti-aliased bitmap fonts
* Added content folding
* Simplified setup process
* Improved image quality
* Improved fit to width mode rendering
* Simplified settings page
* Added native BlackBerry menu
* Allow BlackBerry to accept the EULA via the menu.
* Fixed decoding of images that were skipped when partially above the window
* Added clock adjustment setting
* Changing the font size via settings now clears the document cache
* Now saves full screen mode between sessions
* Dialogs are now displayed with round corners and alpha channel overlay windows
* Delayed randomess gathering for secure connections until first real page request
Source:
www.operamini.com