One button. One button. One button. So goes the mantra at Apple, chanted before and after the compulsory morning yoga sessions, watched over by Steve Jobs in his cube-shaped glass office as he meditates on the minimal over steepled fingers.
Over on the free-software side of the world, things are a little different. If the phrase "design by committee" ever sent an icy pang of fear into your heart, then look away now. The Open Office organization, behind the splendid free MS Word alternative of the same name, have come up with a mouse with not one button, but 18, all of which can be double clicked, if you can actually contort your fingers to reach them.
And of course, all these buttons can be configured, tweaked and customized as you'd expect from an open-source design. Here, in it's confusing glory, is the (not even full) run down: