The Starforge Explorer III Pro is definitely that latter flavor, relying entirely on components you could buy yourself. While ...

If VirtualBox stuck on Saving state, your machine is in the hung state. Kill the VM via the Command Prompt, disable Core Isolation/Memory Integrity, etc.

Of all the computers I've ever used, the System76 Thelio is, far and away, the best. Hands down. End of story. If you need an upgrade to the hardware you're currently using, you cannot go wrong with ...