I think the fact that the line protocol for DEC VT terminals is as the ANSI X3.64 standard is why the issue hasn’t been addressed or modernized See https://en

I think the fact that the line protocol for DEC VT terminals is as the ANSI X3.64 standard is why the issue hasn’t been addressed or modernized See https://en.m.wikipedia.org/wiki/ANSI_escape_code https://en.m.wikipedia.org/wiki/ANSI_escape_code