Apple Developing Two-Button Mouse
An anonymous reader writes "Always the innovator, Apple is rumored to be developing a two-button mouse! Personally, I don't think it will catch on. Two buttons will be way too confusing for your average user." A few users noted a related Slashdot story from awhile back that discusses why Apple has historically avoided the two-button mouse. The article also mentions a revision to the AirPort Base Station with built-in optical audio.
Here is the story of how they got that cloverleaf symbol.