@mike
Update.
(2) #DeltaThink estimates that the APC "market is on target to be over $2bn in 2024."
https://deltathink.com/news-views-open-access-market-sizing-update-2022/
That money is unavailable to support #OpenAccess in other ways, such as #green OA, no-fee (#diamond) OA journals, and #OpenInfrastructure.
#greenOA #diamondoa #green #openinfrastructure #diamond #openaccess #deltathink