This study of the decline of the middle class and the failure of upward mobility in the US is worth watching.
"As it was in the days of Noah, so shall it be with the coming of the Son of man. In the days before the flood, they were eating and drinking, marrying and being given in marriage, even to that very day in which Noah entered into the ark. They did not know what was happening, even as the flood came and swept them all away." Matthew 24:37-39