I understand that the red, yellow and green lines give a general idea of how bad traffic is on a road, but do they have any specific meaning, like red equals a 40-minute wait at a toll bridge? a. According to the Google Maps site, the colored lines representing traffic conditions on major highways refer to the speed at which one can travel on that road.
The oldest form of writing known to man is Cuneiform used in Mesopatamia.
The earliest Phoenician inscription that has survived is the Ahiram epitaph at Byblos in Phoenicia, dating from the 11th century BC and written in the North Semitic alphabet. The Phoenician alphabet gradually developed from this North Semitic prototype and was in use until about the 1st century BC in Phoenicia proper.