I for myself get annoyed every time I see this misspell. The name is X Window. Even microserfs can learn it.
2. The name is not "X Window".
Citation: See the June 1988 "XNextEvent" newsletter, The Official Newsletter of XUG, the X User’s Group, "Things That Happen When You Say ‘X Windows’", for the definitive list of its official names, and the dire consequences of getting it wrong:
Cringing intensifies.