Comment Long Tail (Score 4, Informative) 88
The "long tail of search" TFA is referring to is explained in this Wired article and on its author's blog.
Thunderbird 3 is nearly ready to leave the nest.
The power of collaboration within unified communications
They're in beta for a very long time because they want it to be stable before declaring version "1.0".
You'd think an 18,000 person company would be able to release a finished project once in a while.
The only possible interpretation of any research whatever in the `social sciences' is: some do, some don't. -- Ernest Rutherford