[css-writing-modes-3] [css-inline-3] Need for new Ahem font version with addition of 1 glyph with Vertical_Orientation property set to U
Current version of Ahem font  has limitations for thorough testing of
a) vertical writing modes or
b) 'text-orientation: mixed' involving glyphs from both horizontal
script and vertical script or c) 'dominant-baseline'  .
We need to create a new version of Ahem font which will include at least
1 glyph with its Vertical_Orientation property set to U  for thorough
testing of baseline-alignment, central dominant baseline and
'text-orientation: mixed'. It could be a chinese glyph or a japanese
I know Elika and I discussed this before. Now such new Ahem font version
has become a necessity for careful, reliable, thorough testing.