Data Center Of T-Systems [Getty Images]

BIERE, GERMANY - JULY 01: Employee checking a server rack at the new data center of T-Systems, a subsidiary of Deutsche Telekom AG on July 01, 2014, in Biere, Germany. T-Systems is the largest German and one of the largest European IT services companies. (Photo by Thomas Trutschel/Photothek via Getty Images)

Photothek Thomas Trutschel