You should check out the documentary Weiner. It was made with his full permission and access. Kind of tells you everything you could want to know.

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This. ProxMox will save you many times over while you are learning. It makes it so easy to backup and restore, try out new projects in a sandbox, and much much more.

I credit ProxMox with making me bolder about what I wanted to accomplish and having the courage and time to take risks while knowing I could always restore from backup in an instant.