> I know. It was by lualatex-dev in TeXLive 2019 as of 14 Februrary. Within the next 2 months or so TeX Live 2020 pretest will be uploaded, which will contain luahbtex and all the required changes.
Best Norbert -- PREINING Norbert https://www.preining.info Accelia Inc. + IFMGA ProGuide + TU Wien + JAIST + TeX Live + Debian Dev GPG: 0x860CDC13 fp: F7D8 A928 26E3 16A1 9FA0 ACF0 6CAC A448 860C DC13