The most important upgrade in Apple's new iMac may be its sharper camera, which has finally gotten a big update (AAPL)

· Apple just announced a new 27-inch iMac that comes with improved processors, more storage, and more memory among other improvements.
· But it was the iMac's improved 1080p camera that stood out the most to me, after having spent months on grainy Zoom calls.
· The camera has a higher resolution than most laptops and other...