Not crazy about the proportions on this one; the action trail was fun though.

The Bluetooth name and logo come from 10th century Viking king Harald Gormsson who, similar to Bluetooth’s purpose, unified two separate entities, Denmark and Norway. King Harald’s nickname was Blatand, which translates from Danish to Bluetooth. The logo comes from the initials of King Harald Blatand. It is a combination of the runic letters H and B.

https://www.businessinsider.com/why-bluetooth-sucks-bad-problems-issues-disconnects-2018-2?op=1