What is the purpose of a data surge in black box by Jennifer egan

Data surge is used to capture the contents of the handset and shows an upward and an effective movement.

Explanation:

Black box is a story which has been written by Jennifer Egan which was published in the year 2012 in the month of May. This is presented in an unusual way of serialized format.

The theme of black box is science fiction and has been presented in the form of mental dispatches from a spy who was living in the area of the Mediterranean.