alt Hacker Newsseen this exact pattern in small business FoxPro setups too, DBFs on a share are one dropped SMB connection away from a corrupted index. if you're stuck maintaining something like this the least bad move is nightly copies of the whole folder to a second box, and actually opening that copy in the app now and then instead of just checking that the file sizes match.
This is an _excellent_ example of what anyone who has been professionally responsible for backups means when they say "it's not a backup until you've restored from it, booted into it, opened the app, and accessed the data"
There's still so much software out there that is an absolute lynchpin to a business that will never have the kind of durability/compatability many take for granted. The only thing that has changed in the past 2 decades is the operating system running the VM. In 2026 they are still yelling across the office or exchanging phone calls when one has finished and signed out so that the other can sign in and pull the updates.
It often isn't taken seriously or is written off because it's a "small business", but those 2-8 people run a book of business that clears this comment thread's lifetime earnings annually.