You do know that every department in the NHS is required to have contingency plans for when systems are down and every trust also has SLAs attached to each of it's systems which includes a degree of "acceptable" downtime e.g. 4/8 hours.
Systems going down isn't unusual, it's actually becoming less of a problem as sysadmins are able to point to Wannacry and say "we've got to do maintenance" now where as before this was damn near impossible.
Biting the hand that feeds IT
