SB Mr Hamann, you were born and grew up here in Mannheim, spent many years in New York – and keep coming back to your hometown. In 1986 you published the book “Mannheim – Einblicke in eine Stadt” (Mannheim – Insights into a City) and in 2007, a second book on Mannheim. What changed for you in the time between those two books and since, and what has stayed the same? …