Join Date: Aug 2011
Location: Barcelona, London, on a plane
Programs: IB+ Gold, TK E+, Hyatt Globalist, Marriott LTP, IHG Diamond
Posts: 14,186
It is very annoying to have the lights on (and window shades open) when trying to watch the in-flight entertainment. Too much glare on the screens...
And, yes, some people like to take a nap on such a long flight.
You have individual seat lighting as needed. That's what it's there for...