Convenience unfortunately seems to be higher valued than privacy by many. This held true for a web agency I worked for. Getting things done, even with proprietary tools, stood above all. The privacy policy was read later, or not at all.
>improve your privacy by downloading another app
I don't see how piling even more technology onto privacy unfriendly internet habits helps. You're not going to get more privacy by using this on a site like Facebook. The real solution is to simply remove them from your life. See if there's something you can remove to improve the situation first instead of adding stuff.
I always appreciate more documentation when it comes to Nix and Guix. Being still somewhat new to Nix and Guix I found myself looking up other people's declarations on Github because the official documentation was lacking.
This is great. But it's a little discouraging to see the project only use the US Customary units considering this is a science project. I was under the impression that NASA used SI.
One often overlooked detail, which I just could not figure out by looking at their product page is which virtualization software they use. I haven't made particularly good experiences with OpenVZ in terms of flexibility and would rather have them use something like KVM.