Single point of failure nationwide. Poor planning and design.
Let’s go past that. Disaster Recovery Planning. Tennant 1; Contingency planning. How are you going to do business when your computer systems fail? Are you going to use manual processes and, if so, how do you plan to trap the data you need for entry after systems recovery. These are government agencies. This is a basic part of Risk Management Strategies.
They’re all pikers. I’m giving odds - any takers.