Another sign of the death of the middle class?

Corporate America is already pivoting to serve higher and lower class America on the assumption that middle America is squeezing out:

“As politicians and pundits in Washington continue to spar over whether economic inequality is in fact deepening, in corporate America there really is no debate at all. The post-recession reality is that the customer base for businesses that appeal to the middle class is shrinking as the top tier pulls even further away.

If there is any doubt, the speed at which...