Arirang (smartphone) Arirang (smartphone) Arirang is a North Korean Android smartphone announced on 10 August 2013. The phone was distributed to local sales points operated by mobile operators such as Koryolink to be sold together with 3G SIMs or as a stand-alone. It is named after the "Arirang" Korean folk song. The Korean Central News Agency (KCNA), North Korea's state news agency, reported that the phone, which utilizes a touch screen and a camera with "high pixels," is produced entirely within North Korea. The phone appears to run a derivative of the Android operating system. Blogger Martyn Williams has expressed skepticism, commenting
Time Sharing Operating System Time Sharing Operating System Time Sharing Operating System, or TSOS, is a discontinued operating system for RCA mainframe computers of the Spectra 70 series. TSOS was originally designed in 1968 for the Spectra 70/46, a modified version of the 70/45. TSOS quickly evolved into the Virtual Memory Operating System (VMOS) by 1970. VMOS continued to be supported on the later RCA 3 and RCA 7 computer systems. RCA was in the computer business until 1971 when it sold its computer business to Sperry Corporation. Sperry renamed TSOS to VS/9 and continued to market it into the early 1980s. In the