If you notice that solid state drives are getting more expensive, blame smartphones, at least in part. Smartphone makers are drying up the supply of NAND flash memory chips and to make matters worse, the transition from 2D NAND to 3D NAND manufacturing is putting added strain on how the overall output of chips. There just isn’t a big enough

Source: Hot Hardware – Solid State Drive Prices Could Be On The Rise As NAND Flash Demand Outstrips Supply