View Extra Audio Details in Snow Leopard
In Snow Leopard, Option-clicking the Volume icon in the menu bar displays a list of sound input and output devices. Choose one to switch to it; it's much easier than using the Sound preference pane. Also, hold Shift and click the icon to set the system volume, which is separate from the general output volume.
Communicator 4.72 Fixes Handful of Bugs
Set up short abbreviations which expand to larger bits of text,
such as “Tx” for “TextExpander”. With the new custom keyboard,
you can expand abbreviations in any app, including Safari and