And we end up seeing all kinds of display techniques being used ... LED clock which uses the Neopixel rings as 7 segment displays. Each digit is made using one pair of Neopixel rings, stacked ...

This had a 7 segment LED display, but the chip was again from the same family. ICL7107 LED version Look under the hood of any device with a 3½ or 4½ digit ... To help counter this, Intersil ...