SpringHeeledJack
The shocking thing was that other passengers surrounding the lady didn't seem to understand what was what and rounded on me for my attitude
I can well believe it. No one knows the etiquette anymore and don't listen when it is explained to them. I don't think that there is
any way to convey to people that will not listen, how to behave in a public and shared space.
It's like when the child repeatedly pulls the back of your seat. When you turn around to politely ask them to cease and desist, you can get a gob full from the parent.
The instruction 'under the seat in front of you, unless you are in the row with a bulkhead, when you should place items in the overhead locker.' Is just wasted reverberations