PERSONAL TECH Some hardware firms redesigning products to use older DDR2 and DDR3 components The global memory crisis has developed a new twist as buyers turn to "legacy" products such as DDR2 and DDR3 to meet demand, according to market watcher TrendForce.The Taiwanese firm says DRAM buyers are turning to older products to secure larger supply allocations, driving up prices for components including DDR2 and DDR3.As Reg readers will be well aware by now, the AI craze has led to memory chipmakers...