The storage software market recorded its fifth successive quarter of year-on-year growth at the end of 2010. All five of the top-ranked players increased sales during the quarter, IDC said. EMC, which notched up storage software revenue of $866 million, up 18 percent from a year earlier. For the full year of 2010, the market expanded by 10.3 percent to $12.7 billion and reversed a 3.2 percent contraction in 2009. The data protection and recovery market remains the largest single sector.”]