Meanwhile, more about PostScript:

John Warnock's "linguistic motherboard" and Owen Densmore's "class.ps" smalltalk-like object oriented PostScript programming system, which NeWS and The NeWS toolkit used.

https://news.ycombinator.com/item?id=29295116

Owen Densmore's work with Bill Atkinson and John Warnock on the Mac printing system, and his "linguistic motherboard" email and "Swiss Army NeWS: A Programmable Network Facility" white paper:

https://news.ycombinator.com/item?id=33827923

More history of PostScript, JAM, InterPress, and John Warnock's vision of PostScript as a "Linguistic Motherboard":

https://news.ycombinator.com/item?id=37201231

It was perfectly usable on a early '90s Sun Workstation so I'd love to know what performance would be like on the vastly faster machines we have now.

Designing to Facilitate Browsing: A Look Back at the Hyperties Workstation Browser

https://donhopkins.medium.com/designing-to-facilitate-browsi...

HyperTIES Discussions from Hacker News

https://donhopkins.medium.com/hyperties-discussions-from-hac...

The Interactive Encyclopedia System

https://en.wikipedia.org/wiki/The_Interactive_Encyclopedia_S...

UniPress Emacs 2.20 (NeMACS) source code:

https://github.com/SimHacker/NeMACS

Here's the Emacs NeWS driver, a "C to PostScript" interface file:

https://github.com/SimHacker/NeMACS/blob/main/src/D.term/Trm...