https://www.bz-berlin.de/berlin/neukoelln/online-okchili-festival-berlins-schaerfstes-event https://sumup.co.uk/business-guide/chili-punk-and-sumup/ https://www.thelocal.de/20200925/the-pandemic-made-people-want-to-grow-stuff-how-a-berlin-balcony-project-led-to-a-chili-revolution Urban agriculture_ The hot sauce comes from Berlin balconies – Berliner-Zeitung
