I never ran into those.
Might have heard of them.
It will be a great day for me when the Notes box is deactivated for good.
Lotus Improv was Lotus’ next generation spreadsheet for Steve Jobs’ NeXT Computer. It was supposed to be the killer app that put NeXT on the map. It was interesting because in stead of starting with a limitless spreadsheet, it started with a single cell, and did away with the letter/number axis naming convention.
Critical acclamation did not translate into sales.