On common languages, broadly construed.

PDF, Portable Document Format How we may use a thousand dollar computer to simulate a one cent piece of paper with zero day exploits 2018-06-03 – 2021-06-04
Firefox 2017-04-20 – 2021-04-07
Presentations Slide decks and other stylised academic dominance displays 2015-06-01 – 2021-02-25
Time Certain quirks of entropy 2020-10-20
MIDI The near-adequate compromise for digital music that we are stuck with 2015-10-03 – 2019-11-20