Protesters at evening prayers, candlelit vigil

The video consists of a simple repeated greeting, 'hello', stated three times.

What is the significance of the repeated word 'hello' in the text?

How does the repetition of 'hello' affect the tone of the text?

In what contexts might the word 'hello' be used repetitively?

What emotions or reactions might the repetition of 'hello' evoke in a reader?

Can you think of any literary devices that utilize repetition similar to 'hello'?