[MPEG-OTSPEC] Using the liga facility for expressing the control characters of teletext as monospaced printing glyphs

[William_J_G Overington]

Some readers might find the following document of interest.

http://www.users.globalnet.co.uk/~ngo/a_teletext_control_codes_encoding_suggestion.pdf

I have used the liga facility of the Open Font Format to apply some 
three-character sequences as printing glyphs in a monospaced font so as 
to express in a printing manner the control characters of teletext.

William Overington

Monday 3 January 2022