Original sentence: Subhash Kak in his Astronomical Code of the Rgveda dates the Rigveda to "4000-2000 BCE"; Kak's results have been criticized by Plofker as having "no statistical significance whatsoever", even if overlooking their being based on the structure of the Iron Age shakha (recension) of Shakala rather than the content of the actual Rigvedic texts
Edited sentence: In discussions of Hindu astronomy, it should be cleanly disambiguated whether actual ancient astronomical (or astrological, a distinction that did not exist in pre-modern India any more than in pre-modern Europe) treatises are discussed, or if archaeoastronomical claims are distilled from alleged codes or statements taken from the Vedas.Scientific foreknowledge in Sacred Texts.Such claims are mostly dismissed in mainstream Indology.Such methods are generally rejected by academic scholars, but since the 1980s have come to play a significant role in ideologically motivated literature in connection with Hindutva propaganda.Thus, Subhash Kak in his Astronomical Code of the Rgveda dates the Rigveda to "4000-2000 BCE"; Kak's results have been criticized by Plofker as having "no statistical significance whatsoever", even if overlooking their being based on the structure of the Iron Age shakha (recension) of Shakala rather than the content of the actual Rigvedic texts