Yeah, given go's history with breaking changes (and the habit of OKR-chasing managers and Senior Staff to make Number Go Up to look good on the promo packet), I

Yeah, given go's history with breaking changes (and the habit of OKR-chasing managers and Senior Staff to make Number Go Up to look good on the promo packet), I definitely would not trust any opt-out mechanism to not receive operationally-significant changes in the next five years.