I've been a subscriber since season 1 and find the quality to be equally as good as any other low volume high quality presser. I received one disc with a clear defect and returned that for another copy with no questions asked.
What you describe sounds like typical pressing quality -- I clean every disc I receive before listening on my KL US machine and while not as perfect as the best Japanese pressings (something like this https://www.discogs.com/Edith-Peinemann-Joseph-Keilberth-Günter-Wand-WDR-Sinfonieorchester-Köln-WDR-...) they also don't cost $150 a set ...
What you describe sounds like typical pressing quality -- I clean every disc I receive before listening on my KL US machine and while not as perfect as the best Japanese pressings (something like this https://www.discogs.com/Edith-Peinemann-Joseph-Keilberth-Günter-Wand-WDR-Sinfonieorchester-Köln-WDR-...) they also don't cost $150 a set ...