It's not hard to get a capacious solid-state drive if you're running a server farm, but everyday users still have to be picky more often than not: either you get a roomy-but-slow spinning hard drive or give up that capacity in the name of a speedy SSD. Samsung may have finally delivered a no-compromise option, however. It's introducing a 4TB version of the 850 Evo that, in many cases, could easily replace a reasonably large hard drive. While it's not the absolute fastest option (the SATA drive is capped at 540MB/s sequential reads and 520MB/s writes), it beats having to resort to a secondary h