Raster graphics by Ciro Santilli 40 Updated 2025-07-16
Represents image pixel by pixel, rather than by mathematical primitives such as done in vector graphics:
Vector graphics by Ciro Santilli 40 Updated 2025-07-16
Smaller files, scalable image size, and editability. Why would you use anything else for programmatically generated images?!?!
Punched card by Ciro Santilli 40 Updated 2025-07-16
Served as both input, output and storage system in the eary days!
Video 1.
1964 IBM 029 Keypunch Card Punching Demonstration by CuriousMarc (2014)
Source.
Video 2.
Using Punch Cards by Bubbles Whiting (2016)
Source. Interview at the The Centre for Computing History.
Video 3.
Once Upon A Punched Card by IBM (1964)
Source. Goes on and on a bit too long. But cool still.
Agilent Technologies by Ciro Santilli 40 Updated 2025-07-16
In a way, Agilent represents the most grassroots electronics parts of HP from before they became overly invested in laptops and fell.
They spun out the electronics part as Keysight in 2014, becoming life science only.
Allotrope by Ciro Santilli 40 Updated 2025-07-16
Single chemical element, single phase (usually solid), but different 3D structures.
The prototypical examples are the allotropes of carbon such as diamond vs graphite.

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