Apple extends concession on store fees for some apps
https://www.reuters.com/article/us-apple-apps/apple-extends-concession-on-store-fees-for-some-apps-idUSKBN2832TF
Apple Inc AAPL.O> said https://developer.apple.com/news/?id=kw16tplo on Monday apps that offer virtual sessions or classes do not need to use App Store's in-app purchase method through June, extending an earlier deadline of December.