It reminds us of the reason for the slogan "We are the 99%," and it also reminds us of the fact that bad economic conditions do not bite us all equally. Some of us have lots of cushioning for that fall. Others look down into the open maws of a shark.
What the graph does not reveal is the power of those on the extreme right in that graph. Most politicians belong to that income group. Most politicians get their campaigns funded by others in that income group. Most media corporations are owned by people in that group. And those people are cushioned, which explains why they can worry about the federal budget deficits and how on earth we can pay for Social Security in fifty years' time.