The switch to floating exchange rates has helped to propel a dramatic turnaround in Latin America's balance of payments.

ECONOMIST: Latin America needs more reform. Now is a good time to do it

The VF app offers the same scrubber, but its floating nav bar works only in portrait mode, forcing the user to switch out of landscape if he wants to bounce back to the Table of Contents.

FORBES: Wired, and a tired Vanity Fair, arrive on iPad