Geos was Genius. It had word processing, drawing, spreadsheets, games, an entire office suite. And it was programmed in a completely object oriented way so tha

Geos was Genius. It had word processing, drawing, spreadsheets, games, an entire office suite. And it was programmed in a completely object oriented way so that it would suspend everything to disk. You started the PC and all your applications, windows and documents were open like before, something that macOS only achieved 20 years later.