When viewed from close up the screens are a matrix of blue, red and green flashing lights, but stepping back a bit causes all the pixels to merge into a spectacular image.  Mitsubishi touts the expandability of this style of display, stating that due to the modular nature of their screens it would be theoretically possible to cover an entire city.   The relative flexibility for creating displays on odd shaped and curved objects makes this of particular interest in advertising.

While OLED does have its limitations, such as a relatively short twenty thousand hour life and a still prohibitive cost, it may not be too long before we see these in the wild.