Less stinks for everyone
The system would detect chemicals in the surrounding air and unpleasant alterations, or bad smells. The main objective should, logically, coincide with the recognition of toxins, pollutants and carbon monoxide levels. Despite this, the patent speaks of the ability to recognize odors, and we already know where this will end up in terms of marketing.
Gallant date? We check if the user stinks breath or underarms. Work meeting? We scan the room to see if there is stale air. It could certainly be a nice feature but from iPhone 11 we expect much more than a sensor that detects the smell. From design above all , and from the photographic sector, on which the Asian market is aiming vehemently.