I think the idea is that you can't put anything with a known regression in the daily builds any more. But that gives a problem of how do you even get feedback

I think the idea is that you can't put anything with a known regression in the daily builds any more. But that gives a problem of how do you even get feedback on an in-development feature while you're trying to get it to a zero-regression state? The answer appears to be feature flags, I guess.