. Peter Constable wrote, > The plain-text file would be legible without that -- I don't think this is > an argument in favour of plane 14 tag characters. Preserving > culturally-preferred appearance would certainly require markup of some > form, whether lang IDs or for font-face and perhaps font-feature > formatting.
Any Unicode formatting character can be considered as mark-up, even P14 tags or VSs. The advantages of using P14 tags (...equals lang IDs mark-up) is that runs of text could be tagged *in a standard fashion* and preserved in plain-text. Best regards, James Kass .