 the recovery period is going to be a lot longer than anything that we have seen before, and it's going to affect a lot more people's lives. I think we've all had a bit of a crash course in IT, haven't we, in the last few hours, sort of starting to understand how these systems that we use all the time, either directly through work or at home or indirectly through going to a shop and using a system to make a payment, just how fragile our digital lives can be when something goes wrong at the other end, and there's absolutely nothing that you can do about it.