I've owned 4 of these Microsoft 4000 Ergonomic Keyboards now. I love the keyboard, that's why I bought 4 but they are somewhat problematic (or at least they can be). The first 3 I bought each had the same problem. Some of the keys required multiple pressings or sometimes outright pounding before they worked. So it took 4 keyboards before I got one that worked properly and I have to admite that it was worth the trouble. The features on this keyboard are top notch. In addition to media buttons, you have quick links for webpages and a calculator button that will immediately bring up a calculator for...
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