During the period of 1996, companies such as Intel, Nokia and Ericsson were developing short-range radio technology. They jointly created a special interest group (SIG) to develop a unified standard.
This achievement was named Bluetooth when it landed, which means to realize the unification of personal computer and cellular industry by using short-distance wireless connection technology.
Due to the conversion to Christianity, which advocates patience and obedience, the expansion of Norman pirates in various parts of Europe gradually stopped (of course, there may be other reasons for this process, but conversion to Christianity is undoubtedly a key turning point). As a result, western Europe gradually became peaceful, the population gradually increased, and the mentality changed from defending to attacking. Therefore, with the subsequent Crusades, Western Europeans gradually broadened their horizons until the later Renaissance. ...
After the Nordic people converted to Christianity, their national character has also undergone far-reaching changes, gradually getting rid of the smell of pirates, and now it has become the nation with the highest average cultural literacy in the world.
Unifying Denmark, surrendering to Norway and, more importantly, introducing Christianity gradually ended the pirate era. There is no doubt that Harald Blatand should occupy a place among the most influential emperors in the world.
Baidu Encyclopedia-Harald Blatand