Summary: In Africa, GNU/Linux grows rapidly on desktops and laptops; if one counts Android as "Linux" (because Android's kernel is Linux), then "Linux" has about 65% of the market in Africa
And since Microsoft's software contains back doors, only a fool would allow any part of SSH on Microsoft's environments, which should be presumed compromised
IBM is not growing and its revenue is just "borrowed" from companies it is buying; a lot of this revenue gets spent paying the interest on considerable debt