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Proxmox VE is increasingly used in more demanding production environments, so the question of how to protect such environments effectively is becoming ever more important. Backing up virtual machines is only one element. In practice, reliable replication, fast recovery, the ability to migrate across platforms, and proper access and infrastructure management are equally important.

Before going on vacation, we check whether we have documents, access to the bank account, copies of reservations, and insurance. We less often check whether our company also has a "backup plan" for its digital life. Where is its data stored? Who has access to it? Can we move it elsewhere? And would we be able to operate if a key provider suddenly became unavailable?

Imagine a completely everyday situation. You step into an elevator; in front of you is a panel with the floor numbers. Do you know how to use it? Of course you do. And that is exactly why today I am writing an ode to the elevator—the simplest user interface. The elevator’s user interface, if we can even call those few numbers that, offers the highest possible degree of intuitiveness—a quality for which prior learning is hardly necessary.