Adding many GUIs are available for 7zip format on Linux, most popular is probably Ark.

At least where I work, our cloud team is ~35 people who manage the whole thing.

The datacenter team? In the hundreds.

Cloud is not the answer to every infra problem, but the flexibility, time to market, and lifecycle burden are easily beneficial weighed against finops. I’m an Azure engineer myself, it’s no comparison the benefits to a managed solution vs rolling your own DC for a lot of regular business workloads and solutions. Beyond that personally I’ve been able to skill up in areas I wouldn’t be able to otherwise if I was stuck troubleshooting bad cables, rebuilding a dead RAID array, or planning VMWare scaling nonsense.