Queen meets Merkel at D-Day event, family photo

The video tutorial begins with a positive statement, setting a welcoming tone for the content to follow.

What do you think the speaker means by 'That would be great'?

In what context do you think this statement could be used?

How might the tone of the speaker affect the interpretation of this statement?

Can you provide an example of a situation where someone might say 'That would be great'?

What emotions or feelings could be associated with this statement?