Bluetooth wireless technology, invented by Swedish telecom company Ericsson to connect computers and wireless devices, is named after the king
Harald Bluetooth. King Harald Gormsson, better known as "Harald Bluetooth," who lived in the 10th century and introduced Christianity to Denmark. The king, who earned his nickname on account of a dead tooth that appeared blue, is a significant historical figure who unified parts of Scandinavia.
Harald Bluetooth. King Harald Gormsson, better known as "Harald Bluetooth," who lived in the 10th century and introduced Christianity to Denmark. The king, who earned his nickname on account of a dead tooth that appeared blue, is a significant historical figure who unified parts of Scandinavia.