Small, high-temperature humidity sensors (hygrometers) inside the cavity detect steam buildup.
This feature would use internal sensors to monitor the moisture levels released by food during the cooking process. Instead of just maintaining a set temperature, the oven would actively manage the internal atmosphere to achieve specific textures.
This ensures a "crackling" skin or crust without the user having to manually open the door or guess when the moisture levels are right. Why this fits the 9444X The Blomberg BEO 9444 X