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Exactly my experience! I had a Casio SF-R20 when I was around 13 years old, and it was a my first introduction to spreadsheets (IIRC the spreadsheet app was cal
by gauravjain13 5y ago
Exactly my experience! I had a Casio SF-R20 when I was around 13 years old, and it was a my first introduction to spreadsheets (IIRC the spreadsheet app was called Lucid 3-D).
https://en.wikipedia.org/wiki/Electronic_organizer#/media/File:Casio_Digital_Diary_SF-R20_open.JPG https://en.wikipedia.org/wiki/Electronic_organizer#/media/Fi...