My father writing a number guessing BASIC program on the computer in his lab (possibly a Vector 3, I don't know) literally in seconds - in 1982 - to demonstrate

My father writing a number guessing BASIC program on the computer in his lab (possibly a Vector 3, I don't know) literally in seconds - in 1982 - to demonstrate its capabilities to me. I still believe BASIC (with line numbers, particularly on graphics capable systems) was the zenith of stimulating programming environments for beginners. Having everything you might want to do available for download/copy on the Internet within seconds is the opposite...