> During this time, late spring of 1991, I wrote an implementation of the C sprintf() function for [Linus Torvalds], as he hadn't yet learned how to write funct

> During this time, late spring of 1991, I wrote an implementation of the C sprintf() function for [Linus Torvalds], as he hadn't yet learned how to write functions with variable argument lists. I wanted to spare him the pain of having a different function for every type of value to write out. That’s such a cool detail. Everyone starts somewhere. (Shuffling off to commit change to Git and deploy to Linux…)