Usage share of operating systems the similar correlation for the richest countries and that poorer countries choose Apple's iPhone in lesser numbers. Data from Google however suggests that people in poorer countries are more likely to buy apps on Android. Smartphone penetration vs. desktop use, differs substantially by country. While some countries like Russia still measure desktop use high, there at 77% (and smartphones at 19%) this ranges down to a bit under 5% in Mali where Android smartphones have just over 95% share. In most western countries, smartphone use is close to, but still under 50%. Section below has more info on regional trends
Network operating system Network operating system The term network operating system is used to refer to two rather different concepts: Network operating systems can be embedded in a router or hardware firewall that operates the functions in the network layer (layer 3)."" Early microcomputer operating systems such as CP/M, DOS and classic Mac OS were designed for one user on one computer. As local area network technology became available, two general approaches to handle sharing arose. In a peer-to-peer network operating system users are allowed to share resources and files located on their computers and access shared resources from others. This system is