bc
This post is mainly inspired by this post by Marco, about Soulver, which has, in their words, a "word processor style interface". I view this as a way to avoid saying "Command Line", which it basically is. I'm kind of surprised at this veneration - the concept is nothing new, as there's already as similar calculator built into Mac OS X and other Unix operating systems, called bc, which is pretty much identical in functionality, with a few quirks.10.6 option key trick works on WWAN menu extra as well
Under Mac OS X 10.6, holding down the option key on the keyboard when clicking on menu extras (the icons on the right side of the menu bar) often tells more information. The Airpot menu, for example, expands to tell wifi channel, signal strength, speed, etc.
This also applies to the WWAN menu:
Not a whole lot of information, but better
