Heck, I did go through the CS program at an infamously competitive mid-Atlantic school with decent grades, and I still liked the tutorial and am glad to have se

Heck, I did go through the CS program at an infamously competitive mid-Atlantic school with decent grades, and I still liked the tutorial and am glad to have seen it on HN. We can always use a look back at what's behind the "leaky abstractions" (to quote Joel Spolsky) that make our modern software world possible.