Miners march near troubled Marikana platinum mine, ignoring call to return to work

The video consists of a repeated greeting, emphasizing the word 'hello' multiple times.

What is the significance of repetition in the phrase 'Hello hello hello hello'?

How does the repetition of the word 'hello' affect the tone of the message?

In what contexts might someone use the phrase 'Hello hello hello hello'?

What emotions or reactions might the phrase 'Hello hello hello hello' evoke in a listener?

Can you think of any literary or artistic uses of repetition similar to 'Hello hello hello hello'?