Twelve days from diagnosis to death: Dramatic details after the death of Checker Tobi inventor.. As of: February 20, 2024, 11:36 a.m By: Sandra Sporer Shortly after Christmas, director Johannes Honsell dies unexpectedly.

A malignant tumor causes his death within a few days. The 45-year-old is known, among other things, as the inventor of the children's knowledge program “ checker tobi’.