The article talks about market share, but doesn't talk about the size of the market. If the size of the desktop market shrank (e.g. because people who used to

The article talks about market share, but doesn't talk about the size of the market. If the size of the desktop market shrank (e.g. because people who used to use a windows desktop at home now use a tablet and phone) then the Linux market share could rise even if no more people actually used it.