Haven't seen this on the Fediverse yet: a blog post (not by me!) about spelunking through the Canon Cat's #forth operating system and persuading it to run arbitrary code from floppy disk.
https://oldvcr.blogspot.com/2024/07/pretty-pictures-bootable-floppy-disks.html
#CanonCat #retrocomputing
Pretty pictures, bootable floppy disks, and the first Canon Cat demo?

Now that our 1987 Canon Cat is refurbished and ready to go another nine innings or so, it's time to get into the operating system and pull ...

@psf Huh! The hybrid text editing/spreadsheet paradigm sounds a lot like Pipedream from Clive Sinclair's Z-80 portable (from 1988) in terms of user interaction: https://www.computinghistory.org.uk/det/4860/Cambridge-Z88/
Cambridge Z88 - Computer - Computing History

The Cambridge Computer Z88 was an A4size, lightweight, portable Z80based computer with a builtin combined word processingspreadsheetdatabase application called Pipedream, along with several other.....

@psf This is the kind of thing that Terminators use when traveling back in time to quickly gather intelligence from ancient data brokers.