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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
Are there any advantages to solving the problem this way? Becuase to me it seems needlessly complex, good to learn from, but I'm not sure what it brings to the solution.
Can someone explain what this solution is actually doing? I have to say it's beyond my current understanding.