Pre-Microprocessor: BASIC Programming on a 1972 Teletype (D-116)

This was a stand-out favorite to me at the 2022 Vintage Computer Festival in Chicago. A fully operational teletype computer from 1972, the D-116. Through a series of bootstrapping and punch tape loads, eventually a BASIC interpreter is saved to core memory. Then, using a teletype typewriter you can input BASIC commands and execute them. Saving and loading is achieved through similar punch tape.
A full demonstration of this unit from VCF 2020 is here: • D-116, an obscure clon...