The German speaks: – We did research and found pieces of copper at a depth of 20 meters. This proves that a telephone network operated throughout Germany 1000 years ago. The following spoke: – We did research and found pieces of glass at a depth of 50 meters. This proves that 5,000 years ago there was a network of optical cables throughout America. The Russian speaks: – We excavated and found nothing even at a depth of 100 meters. This proves that 10,000 years ago, a mobile network operated throughout Russia.