Here is a deep dive into the workings of Banks, with a specific look at the City of London, to whom even the King/Queen must request permission to enter the City 'block'. Banks don't take deposits - They 'buy' securities. Banks will be decentralized and reduced in the coming years.
Just viewed today. I had to wipe my eyes numerous times. It's taken me several minutes to post this. There is a lot to hear and process.