"Money can't buy petabytes of client data -- at least at Fidelity Investments, which owns eight of them, and claims it's swatting back offers from corporate giants and start-ups alike to buy its records.... The Boston broker-dealer and record-keeper, with roughly $3.2 trillion in pension assets, is playing hard to get -- or at least coy -- with access to raw data in its digital vaults going back decades[.]"  MORE >>