Like others have posted, my childhood included a lot of typing in BASIC programs from books and magazines. What I remember most is staying up late one night when I was ten years old to type in the text adventure game from the back of "Basic Fun with Adventure Games" [1] on my TRS-80 MC-10 with 4K RAM. Before I could finish typing it in, I was shocked to get "?OM ERROR" -- out of memory. My first ever experience with…
The only difference with my introduction during my childhood was my father had a friend, who was building RAM extension boards (and other things) out of his garage, and he, excited that a kid was into computers, extended our TRS-80 for free. I can't remember the exact number at the moment, but it was something insane like 40Kb of RAM (But it was sometimes... Unstable).
I was the only one of my friends with a computer at the time, and we used to gather round and play BASIC games we either wrote ourselves, or write up the latest magazine game.