Watching videos with a phone case

Two months ago, I was impressed at the ingenuity of a lady who used a plastic cover to watch videos on a flight. Today, on the same Indigo flight from Singapore to Chennai, I saw a man one seat ahead of me use the headrest cover on the seat in front to watch videos. (The headrest cover is the cloth behind your head on airline seats. It saves cleaning effort.) He took out his phone case, placed it…