Geoffrey Morrison/CNET
It may be hard to believe, but the sharpness control on your TV doesn’t actually “increase” the sharpness, detail or anything else associated with a good picture. (If you want better TV, take a look at the best picture mode and try changing these settings.) The sharpness control actually adds something called “edge enhancement,” which can diminish the fine resolution in the image you’re looking at. That means when your…
