 Right. Well, beyond day one readiness and kind of the compliance things that we were talking about, can you kind of talk about your strategy for managing configuration and upgrades effectively? I mean, obviously we're kind of leaning towards that just now because obviously you can't stand still because then you do become a target for your adversaries. And maybe also, since you've had a career doing this, how that's evolved and changed a little bit over time because I suspect it's changed quite a bit. Yeah, that's a good question. So I think what's changed is on day one of any new program that we stand up,