That's perfectly clear, but every recent, maybe even just plain every, Audio Hijack update has come with an ACE update.

Will future ACE updates each require our going through the entire rigamarole again, or will macOS have somehow been "primed" to accept them forthwith?

The new Great Equalizer is the SEND button.

In Memory of Harv: Those who can make you believe absurdities can make you commit atrocities. ~Voltaire