Considering the mobile segment from phones to notebooks, the majority of systems today is based on NAND Flash.
Papers[4][5][6] at the 1966 Fall Joint Computer Conference[7] (FJCC) used the term mass storage for devices substantially larger than contemporaneous hard disk drives.
Flash memory has also long been popular as removable storage such as USB sticks, where it de facto makes up the market.
[14][15] Tape is predominantly used for archival storage[16] Optical discs are almost exclusively used in the physical distribution of retail software, music and movies because of the cost and manufacturing efficiency of the molding process used to produce DVD and compact discs and the nearly-universal presence of reader drives in personal computers and consumer appliances.
[17] The design of computer architectures and operating systems are often dictated by the mass storage and bus technology of their time.
[18] Mass storage devices used in desktop and most server computers typically have their data organized in a file system.