Black Friday is officially here, and with it, some of the year's best discounts on tech products, including TVs. I've been reviewing displays for more than a decade, and this year's Black Friday TV deals are especially strong across OLED, QLED, and LED models — including several at or near their lowest prices ever.One of my favorite TV deals so far is for the Samsung S90F, which is down to $1,398 for the 65-inch model. The S90F is my pick for the best TV overall, delivering excellent contrast and color perf ...