My point is if every new feature was off by default after several months/years of adding new features most users won't have them enabled and more than likely wi

My point is if every new feature was off by default after several months/years of adding new features most users won't have them enabled and more than likely will have a worse experience overall. Turning on the new features by default but with a warning about them and an easy way to turn them off makes perfect sense to me.