After 10 years of research, Samsung has invented a "stacked" NAND flash chip coming in 128 Gb - 1 Tb capacities. These are to go into SSDs this year, and mobile devices like phones and tablets as soon as 2014...
Source: http://www.phonearena.com/news/Samsung-first-with-stacked-V-NAND-memory-next-flagships-could-reach-128-GB-of-storage_id46102
Source: http://www.phonearena.com/news/Samsung-first-with-stacked-V-NAND-memory-next-flagships-could-reach-128-GB-of-storage_id46102