Life-Altering Traffic Light Design Concept of the Day: While... & http://feedproxy.google.com/~r/feedburner/oicv/~3/boO-tDIedW4/1610851884 &
 

Life-Altering Traffic Light Design Concept of the Day: While incredibly strightfoward in its benefit over the existing arrangement, Thanva Tivawong's "Sand Glass" LED traffic light design has gone incredibly unrealized since I first found out about it five minutes ago.

Get to it, traffic light people!

[yanko.]