Emoji history: the missing years I Get Info
Briefly

Vintage devices like Sharp PI-4000 offer unique features like drawing in dither shades, varied pen widths, and using stamps for symbols, such as map-related elements.
Sharp PI-3000/4000 allowed data transfer via infrared, faxing through modems, and later connectivity with cell phones for email, incorporating a multi-window operating system.
Exploring pre-internet devices requires hands-on experience as they lack online information or emulation, with challenges like screen polarisers deterioration hindering functionality.
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