organized and rational planning and execution

Rational execution is the real weakness yes...as a race our strength is more in talking than doing. Which does count for something in the modern west seeing the rise of Indians over Chinese in the corporate realm.

Put it would have to be with those with the most anciently Indian genes because India has been settled by outsiders several times.

Indian language and culture mostly comes from the synthesis of two waves of outsiders (Iranics and Aryans), the coastal blacks mixed pretty thoroughly throughout withouth much cultural impact. Cursed jungle fever... Skull shape is very firmly caucasoid tho