The lesson is more that technology frequently plays an interruptive role in our lives and that sometimes it's just a sign of respect to turn everyone else off a

The lesson is more that technology frequently plays an interruptive role in our lives and that sometimes it's just a sign of respect to turn everyone else off and focus on the person you're actually with. He was honoured to be treated that way and it's something we might all consider doing at times. The alternate use of airplane more was more of a subtext.