The VM protects somewhat from network attacks and spread. But, I do imagine most vulnerabilities of Win10 would still be exploitable, and you would be sacrificing some performance, yes.
They mention their equipment is legacy and only supports Windows 10. An Airgapped VM of Windows 10 is a good option to continue supporting legacy hardware.
What would be the point? That’s just staying on Windows, with extra steps and lower performance.
The VM protects somewhat from network attacks and spread. But, I do imagine most vulnerabilities of Win10 would still be exploitable, and you would be sacrificing some performance, yes.
They mention their equipment is legacy and only supports Windows 10. An Airgapped VM of Windows 10 is a good option to continue supporting legacy hardware.