G Suite editor add-ons — more security for users, more work for developers, better marketplace?

Google Apps Script is soon approaching its 10 year anniversary 🎉 and
Bruce Mcpherson has written an interesting article about its evolution: 2019 — a decade in Apps Script, concluding that it has become more and more complex to release and maintain add-ons.

The potential for an Apps Script ‘wild west’ has given rise to a more sandboxed, user orientated environment again […] to the extent that many of those that have produced free add-ons in