This reminds me of the "Desert Island test" (https://people.debian.org/~bap/dfsg-faq.html https://people.debian.org/~bap/dfsg-faq.html). Suppose you are on a de

This reminds me of the "Desert Island test" (https://people.debian.org/~bap/dfsg-faq.html https://people.debian.org/~bap/dfsg-faq.html). Suppose you are on a desert island with a solar-powered computer, and no connection to the Internet. The original question was whether you could legally share modifications to the software in these circumstances, but it seems we unfortunately need now to ask an even more basic question: are we able to use the software at all?