Introduction https://youtu.be/7AF2F4fvCXA LED screens are ubiquitous at bus stops, subway entrances, and train stations. They not only display the arrival time of the next train,

Introduction https://youtu.be/9MPZOLISurM Have you ever noticed why some advertisements captivate viewers for a few more seconds, while others are quickly ignored? Often, this is thanks

Introduction https://youtu.be/s6vL-LBLa0U Have you noticed that some high-end stores immediately catch the eye upon entering, while others are rather ordinary? Besides the products themselves, the

Introduction https://youtu.be/O0doisd_Qb4 Have you noticed that some attractions immediately catch your eye, while others are easily overlooked? Actually, besides the scenery itself, the display method

Introduction Have you ever noticed how factory output, city traffic conditions, and even stock market quotes are updated almost instantly on large screens? Why does

Introduction https://youtu.be/-fHrOufYlh4 While shopping in malls or walking down the street, you’ll find various LED screens everywhere: some play advertisements, some display event information, and