Easy to build, hard to scale (although far easier than when Digg was first built). Also getting the voting algorithm right, assuming they're going to continue w

Easy to build, hard to scale (although far easier than when Digg was first built). Also getting the voting algorithm right, assuming they're going to continue with that model, takes a lot of refinement. But yeah, overall I agree. Why would they rebuild the same product? That's already failed.