the traditional ways they did it. so they had to fall back on, you know, physical means of going into the data centre and physically touching me router. that is something they don't normally have to do and it takes sometimes —— touching the router. is takes sometimes -- touching the router. , , ,., router. is this something exose router. is this something expose like _ router. is this something expose like you - router. is this something expose like you have - router. is this something l expose like you have been waiting to happen as an inevitability of the way the system has been set up or has it taken you by surprise because yellow we have been talking for a while about these kind of systemic failures and cascading failures.— cascading failures. this is something _ cascading failures. this is something that _ cascading failures. this is something that cyber- cascading failures. this is - something that cyber security people think about all the time. we had the colonial pipeline incident in the united states and the cascading failure was like people could not get gasoline for a computer pro —— computer problem. this is something we studied and see if we are over dependent on a particular system coming have a fallback so that we can quickly, you quickly recover. you know, i could imagine you could design a system that