Though "NO EXCUSES" replaced the text messaged names of those who "signed up" during the entire Pink Floyd reunion, it was more than just a message to Roger Waters and David Gilmour. It was a demand to policy makers everywhere to put aside whatever had or is keeping them apart.
In the Time Machine, H.G. Wells warns us of allowing society to be dominated by Neophobes who control and feed off the blissfully unaware. The George Pal movie of same showed us the danger of "going along to get along", as the sirens announced lunchtime for the Powers That Be.