Why does artificial intelligence frighten experts to the point of calling it a danger to humanity?

Written by Prof. Irad Ben-Gal (Head of LAMBDA) in Maariv Newspaper

Leading scientists in the field of Artificial Intelligence and executives have published a letter warning against the dangers of artificial intelligence.

The question arises as to whether this is a normal warning or is there a reason for concern?

Link for in depth article: https://www.maariv.co.il/business/tech/Article-1012187