People walk beside screens at the booth of German company SAP during preparations at the CeBit computer fair in Hanover in this March 4, 2012 file photo. To match Special Report TAX-SAP/ ... more 
People walk beside screens at the booth of German company SAP during preparations at the CeBit computer fair in Hanover in this March 4, 2012 file photo. To match Special Report TAX-SAP/ REUTERS/Fabian Bimmer/Files (GERMANYBUSINESS TELECOMS - Tags: BUSINESS SCIENCE TECHNOLOGY) less 
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Reuters | Photo By FABIAN BIMMER / REUTERS
Fri, Sep 20, 2013 1:31 AM EDT