[lupin_sansei]

I was super impressed how they got high resolution graphics out of the ZX81 which only has characters not a user programmable bitmapped display

https://retrocomputing.stackexchange.com/questions/6134/how-...

https://youtu.be/iW8QoL4NYkU

[rbanffy]

These are really impressive "misuses" of the technology available. VERY impressive.