Gartner predicts that 60{63c5f02b4c580d90ca6892758f2413f211a29d3a12a241d76da3eea9ef281651} of big data will fail to go beyond piloting while BCG says that use of big data generates 12{63c5f02b4c580d90ca6892758f2413f211a29d3a12a241d76da3eea9ef281651} higher revenues. Where is the gap?