We have come a long way as a society and our civilisation and morality has benefitted from educational advancement. However, there are still certain times when we forget our basic mannerisms and behaviour ethics.
The trouble with today is that the advent of smart phones and watches and other pocket devices that people carry with them, any odd behaviour gets noticed and captured and shared in an instant. Here is a video made by someone who happened to be in the Tariq Road restaurant when all this happened;