Reaction following the final presidential debate

The transcript discusses Trump's stage presence and acceptance, critiques the political system, and explores potential outcomes like forming a third party or TV network. It highlights Russian influence, referencing historical emails, and compares Putin's regard to US leaders. Concerns about foreign investments in politics are also raised.

What does the speaker mean by 'a rig system' in the context of the political discussion?

What is suggested about the closing remarks related to taxes and investments?