While TCL didn’t announce any ground-breaking new technologies at CES, there will be plenty of new sizes and improvements available to buyers–especially in the backlighting department. 2024 Smart TVsThe model number of each of TCL’s 2024 TVs end with a numeral 1. The new 4K UHD S551 series is a case in point. It will be available in 43-, 50-, 55-, 65-, 75-, 85-inch screen sizes, and it joins the existing 32-inch 720p model S250, and the 1080p S350 series (in 32-, 40-, and 43-inch sizes) in TCL’s entry-level tier. Why is there no model S451 to replace the S450? TCL says the newbie is so much be…