Publisher's Description
From Mozilla:
Mozilla Thunderbird makes e-mailing safer, faster, and easier with such features as intelligent spam filters, a built-in RSS reader, and quick search. Thunderbird was designed to prevent viruses and to stop junk mail. Thunderbird includes tabbed e-mail, new search tools and indexing, smart folders, support for Firefox's Personas, a simplified setup wizard, and robust junk protections that include phishing and spam filters. Thunderbird has a junk mail tools have been updated to stay ahead of spam and features Phishing protection.
What's new in this version:
Message threads can now be ignored or watched.
Emails can now be sent to IDN based email addresses
Zoom functionality is now available in the compose window
In Twitter, replying to a tweet now replies to all users, just like on the Twitter website
Various security fixes