Paid services diminish circulation / market / network size. For mass consumer products, advertisers seek higher readership. That's a conflict which dates to the Penny Press of the 1830s.
A great little book on the conflict inherent in advertising-driven media, from 1909:
A great little book on the conflict inherent in advertising-driven media, from 1909:
https://archive.org/details/commercialismjou00holtuoft