UK: England football team will take on Croatia in their first game of UEFA Euro 2020.

The video captures the excitement and emotional release of watching a game with others, highlighting the joy and relief experienced by key workers and the public. It reflects on the shared human experience and the celebration of overcoming past challenges.

In what way did the speaker describe the atmosphere among the key workers present?

What does the speaker mean by 'unleashing of the last 40 to 50 months of trauma and darkness'?