What is this obsessions with leaving something behind, or doing something noteworthy? Be selfish. Programming is my selfish pleasure; I love it therefore I do it. Just remember, we are a tiny, insignificant speck in the history of our own planet, let alone the universe. If you truly believe you can improve people's lives with code, go do that. But don't make it about proving yourself to other people, or creating a la…
Anything less leads in circles, and that's usually not the goal.
If there was another way, someone would have found it by now.