So I just dis­cov­ered that Con­cepts have appar­ently been dropped from the C++0x stan­dard draft.

On the sur­face, a strange, strange deci­sion. Con­cepts was, prob­a­bly more than any­thing else, the face of C++0x. Remov­ing that is going to make a lot of peo­ple won­der “so why do we need the new stan­dard again?”

It was billed as the fea­ture that would make C++ usable for non-experts again. It was going to show C# gener­ics and their ane­mic con­straints mech­a­nism “how it should be done”. And now it’s gone. Why, and what does it mean for C++?

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