mac vs. pc update...
A leader has emerged in the mac vs. PC challenge! But we are going to suspend your disbelief (or is it the other way around?) for a while longer. But soon, the data will speak to us. If you use a mac or ibook or PC/laptop by all means, take the test, it may be your last chance to quantitatively weigh in on this topic. As a side effect, you will also get a read of your own cognitive speed