Should you run Linux straight from a USB? I tried it, and here's my expert advice

Thanks to the flexibility of Linux, it's possible to run the OS directly from a USB drive, but is that the right approach? Here are the pros and cons.
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I run Arch Linux as a virtual machine, and I wouldn't have it any other way

Likewise, performance is going to be an issue with a virtualized setup, as the underlying hypervisor, distro, and management ...