My reading is that the GP moreso takes issue with how social sciences are discussed, and is using an arbitrary replication-less finding in the 'hard sciences' (

My reading is that the GP moreso takes issue with how social sciences are discussed, and is using an arbitrary replication-less finding in the 'hard sciences' (this one) as a podium to speak from--regardless of why replication doesn't exist for it, or whether that reason makes sense.