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Who had the chance to make use of cubeos
(programming.dev)
All things operating system related, from Windows to Mac to Linux distros and the more obscure.
Subcommunity of Technology.
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It is heavily compartmentalise. Creates VM on the go and destroys them when not needed. They recommended atleast an SSD for storage.
It uses templates of Fedora and Whonix, you can add other distributions too.
It can be very secure at the cost of inconvenience.