1010/ap

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map stages for purrr/cat: 21:06 (tech_notes#162)

1) build simple programmer
2) build and burn bootloader
3) build serial interface [ see : http://www.geocities.com/vsurducan/electro/PIC/pic84lcd.htm ]
4) communicate by way of cat

to test GRAF 8 bit computer as artefact 11:43 (tech_notes#161)

also lisp interpreter for z80 research