It turns out that when space aliens do eventually arrive on Earth - and, wouldn't you know it, they traveled all that way without bothering to learn any of our languages beforehand? - we won't need any fancy high-tech gizmos with LED screens to communicate. All we'll need is a simple whiteboard and a black marker to break the intergalactic ice and say "hi."...
SOURCE: Associated Press at 11:37AM on November 9, 2016