This article is an acquisition from Capital, Capital’s premium digital offering. For you as a stern PLUS subscriber, it is available exclusively here for seven days. It will then be available again exclusively for Capital subscribers at www.capital.de/plus

At 6:41 p.m., between the start-up competition and the networking party, the sirens suddenly wail through the streets. “Attention, air raid alert! Go to the nearest shelter,” the warning app reports in English. “Don’t be careless. Your overconfidence is your weakness.”

Access to all STERN PLUS content and articles from the print magazine

ad-free

Already registered?