｢ But the momentum of commodity PCs running Linux or FreeBSD was too much for SGI, much like its Unix competitor, Sun Microsystems. SGI didn’t fight any of it. If anything, it joined it, licensing its technology to Nvidia, and sponsoring Linux. The code that SCO sued IBM for including in Linux was actually contributed by SGI, not IBM. SGI’s XFS filesystem was among its contributions to Linux, and XFS is still a popular choice today ｣ https://dfarq.homeip.net/silicon-graphics-founded-november-9-1981/