Children in Africa spend every year of their lives trying to make a living and fail epically...
...Yes, I KNOW I just exiled myself from society with that statement.
But really, as long as you learn something it's never time that is 100% wasted. Now you know that if you are to use somebody else's creations you need beforehand approval. You must have also learned tips and tricks during the course that you developed the hack.
The only time you really waste is the time you are doing nothing.