CLEAN : Una exposición “no autorizada” de Banksy abre en Londres

The video discusses a collection of privately owned art pieces, highlighting over 90 works that cover various aspects of the artist's career. It emphasizes the importance of preserving these pieces, which are often stored in warehouses or private homes, and making them accessible to the public. The collection is seen as a reflection of the country's cultural journey over the past 30 years, offering both iconic and lesser-known works for public appreciation.

What does the speaker suggest about the accessibility of these art pieces?

In what ways does the text suggest that the art collection reflects the journey of the country?