I think you should look for instance where people use tools in a way that their creator did not intend.
I wrote a blog post about this actually: http://makingideasreal.eu/post/3701390062/how-to-discover-or...
I wrote a blog post about this actually: http://makingideasreal.eu/post/3701390062/how-to-discover-or...
Maybe re-inventing the wheel isn't bad after all, just need to re-invent it for those who weren't using it as a "wheel".
Thanks for sharing! Very good article!