Most of the compatibility issues over the past few years at least have been due to added privacy restrictions and reduced permissions scoping.

The same few years have seen the developer bug tool closed down in favor of the mostly abandoned “community forums” no one uses.

We had big multi-year bugs in “assigned” state before its closure, too.

That’s true too. The developer api is no longer a major growth generator as it once was. What remains is the bare minimum to keep partners happy, typically ads vendors