[jamespo]

Although one of the best desktop RSS readers (RSSOwl) and two of the best IDEs (Eclipse & IntelliJ) are written in Java.

[mercurial]

Of these, I have only tried Eclipse. While certainly more full-featured out of the box, its speed, especially at startup, is really nothing to boast about when compared to Visual Studio.

[alextingle]

When I see people arguing about which is the best IDE, I think of this... http://www.youtube.com/watch?v=0d-c4INM-Wk