Long before the advent of PowerPoint, our ancient brethren gathered 'round the whiteboard to perform the sacred rituals of the meeting.
With only a few markers and a roll of duct tape, they managed to create a symphony of boredom and confusion.
But then, the brave warriors of the 21st century came along and brought their PowerPoint wizardry.
With their trusty clickers and their 3D animations, they managed to create meetings that were even more bewildering than before.