"The art director and I would brew a gigantic pot of coffee around 9 a.m. to help us get through the day. The pot would simmer in the coffeemaker, and through evaporation the coffee strengthened noticeably at lunchtime.
In the evening hours, the remaining coffee had turned to a black concoction with a stinging smell and tar-like taste. We endured it without flinching." Christoph Niemann about Coffee.