The Late-Night Feeling of Wonder In 1980 my ten years older sister started university and brought home a TI-58 programmable calculator. I was ten years old. I found out you could give it instructions and it would follow them. That was enough. I was done for. Within a year I had convinced my parents to buy a VIC-20. I learned BASIC, then 6502 assembler, because BASIC was too slow for what I wanted…