Originally Posted by
mikem004
It shouldn't be up to the passenger to point out to the flight crew that there are vomit stains in their seat area and seat belt.
Surely the FAs on the previous flight were aware that someone threw up on the plane?
No and no. Crew or even passengers can be oblivious to anyone that does anything sometimes! That exists in all walks of life. Passengers are more aware of the details of their seat than any crew or cleaner. Mostly because the passenger has a strong reason and incentive to do so.