Mozilla Thunderbird 5

MozillaThunderBird 5 Released! How to install it from PPA?

The final version of the desktop email client Thunderbird 5.0 has been released by Mozilla. The latest version of Thunderbird includes more than 390 improvements and performance enhancements that make Thunderbird more responsive, faster to start up and easier to use.
Mozilla decided to bump up the version of Mozilla Thunderbird to 5.0 from 3.1. Such a upgrade was meant to bring Thunderbird in line with the development status of Firefox, which has now reached version 5. Mozilla Thunderbird 5 promises to be a faster, more efficient and feature rich email client than its predecessor.

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