First things first: This may be the best talk about programming EVER, worth every single Minute (of 60,5).
And this is the equivalent for hardware: Maybe the best video about the creation of a chip.
A programmable 8-Bit Computer crafted in Minecraft. And it is explained VERY well by Michael Roberts in this video.
Ben Eater builds an 6502 based Computer on some prototyping Boards (called Breadboards). More Info: www.eater.net/6502
This 2000 Music video was programmed on an Apple ][+ in BASIC! Code: stewd.io/jed (use it with an Emulator).
To show that digital data can be hidden on unusual and analog places: This is Commodore code on vinyl!
The Power of Unreal and visual scripting
The Power of Unity and C#-Coding
Picture left: Roberto Nickson.