>> May I /very/ respectfully suggest that while support for colour >> emoji fonts may well be of interest to some, it would be more in >> the spirit of TeX to invest that effort into attempting to support >> the technology that underlies Zapfino Ink >> <https://tug.org/TUGboat/tb28-2/tb89hagen.pdf>. > > Essentially, it's the same technology for both: Either OpenType 'COLR' > v1 tables > > https://docs.microsoft.com/en-us/typography/opentype/spec/colr > > or 'SVG' tables. > > https://docs.microsoft.com/en-us/typography/opentype/spec/svg
To clarify: This is the technology to use *today*, which is available and supported by all major platforms, especially in browsers. I can imagine that Apple cooked up something proprietary then especially for Zapfino Ink as a demonstration, and which is of historical interest only. Werner