Viral Hub on Instagram: "This is one of the most elaborate Christmas light setups you will ever see . . What looks like a simple holiday display is actually a highly engineered system involving thousands of LEDs, custom controllers, and carefully mapped lighting zones across the entire property. Every snowflake, roofline, tree, arch, and color transition has to be programmed, wired, and tested so the entire house lights up in perfect harmony. . . To reach this level, creators use advanced lighti