Four killed in Moscow when bus crashes into underground passage

The video features a brief discussion where the speaker mentions not having personal experience with a particular topic.

What do you think the speaker means by 'No, not personally'?

In what context do you think this response was given?

How might the response change if the question was different?

What emotions or feelings could be inferred from this response?

Can you provide an example of a situation where someone might respond this way?