 It must probably cost the world billions of pounds. And maybe as a society, we've got to look at this and actually say it might be a bit dangerous just to have one company do all this. Maybe we need a version of Microsoft in the UK and maybe in a different place in different places. We shouldn't just go, oh, my goodness, this is all broke. We should think, actually, what are the implications to make sure this doesn't happen again? So, Dan, just briefly, I mean, what about the idea of cyber resilience? Should major companies really be thinking more about planning for the future?