Seven reasons why Linux
Linux dominates all types of computers except desktops (desktops and laptops) and, probably, mainframes. Embedded systems, mobile, server-cloud-supercomputer – Linux kernel systems prevail everywhere. Linux has failed on desktops and mainframes only because these segments are dominated by monopolies – Microsoft and IBM. And Microsoft is doing its best to maintain its dominance (IBM is gradually losing ground – it is transferring its mainframes to Linux).