I remember when the current CP was the boss on the 737 fleet just a VERY few years back, and well AFTER those pesky "89" joining pilots had been around for a few years. He seemed happy with the operation then, even bringing in a few changes of his own to make himself even happier.
Any LOSA identified problems are minor and part of any ongoing improvement. Call it Product Improvement.
Let those who are without fault cast the first stone.