Some blips of that alternate timeline:

Schlumberger buying Fairchild, which had FLAIR (Fairchild Laboratory for Artificial Intelligence Research), then opening SPAR (Schlumberger Palo Alto Research) and moving FLAIR into that. Also long forgotten CPU-Architecture called

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

later sold to https://en.wikipedia.org/wiki/Intergraph

https://www.slb.com/who-we-are/our-history/1980s

Closing of SPAR, and moving parts of that to Austin.

https://www.latimes.com/archives/la-xpm-1988-10-18-fi-4498-s...

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

Some leftovers, via acquisition of Applicon and Bravo3!VLSI:

https://www.staticfreesoft.com/electricHistory.html

Steven M. Rubin, Computer Aids for VLSI Design https://www.rulabinsky.com/cavd/