The original idea before Mint was a life and goal planning system I called Carpe Viva. The idea was that all of life's goals, from buying a house, getting an MBA, or learning Spanish could be quantified in both time and money.
Digital photography is, by definition, unfinished. You don't feel that after every 24 or 36 shots you have to change your film - you know you can go on for ever if you want. You can see the result immediately, and find out if your original idea is worth going on with or not, whether it can be corrected, whether it can be improved.
We all have original ideas. Even if we don't see ourselves as supercreative or as wild nonconformists, we have insights every day about how the world around us could be better. It might be a better way of running meetings in your office that would be less mind-numbing. It might be a little twist on a product or a service.
There are no original ideas. There are only original people.
In big science, the role of the individual scientist must be carefully preserved. So is the one of original ideas and of contributions.
The way Fatboy Slim layers motifs is the same as 18th-century baroque counterpoint. You have an idea, then you have an answer to the idea in another voice, then you have a counter idea accompanying the original idea, and you build up your texture like that. I'm really into Kruder and Dorfmeister at the moment, and they do the same thing.