"Commonly viewed as a great uniter, he's the inspiration for Bluetooth wireless tech, (because it 'unites' devices) and the logo is actually his initials in Nordic Runes." The meme includes a ...

There's a very good chance you're reading this story on a device that supports some version of Bluetooth wireless technology. And you're very likely aware of what Bluetooth is. But just in case ...

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.