Brazil - Protests against expenditure on football cups and stadia, and rises in the cost of public transport

The video tutorial introduces the concept of a broker and discusses the speaker's uncertainty and lack of knowledge on the topic.

What do you think the term 'broker' refers to in this context?

What does the speaker imply by saying 'I don't have no idea'?

How might the word 'Second' indicate the structure of the speaker's thoughts?

What could be the significance of the phrase 'no idea' in a conversation?

Why do you think the speaker concludes with the word 'idea'?