I mean, the answer is so obviously in front of our faces right now... :-)
Use the free time to learn some Zig! And start a life of happily giving back powerful and useful GPL software to put your own 2 cents on the mountain of society building blocks that allowed you to thrive in such a way to begin with.
It's surprising how few people do this; mitchellh is the exception that proves the rule.
A lot of the really valuable open source software gets written by people who aren't wealthy and have full time jobs doing something other than writing open source software.
Use the free time to learn some Zig! And start a life of happily giving back powerful and useful GPL software to put your own 2 cents on the mountain of society building blocks that allowed you to thrive in such a way to begin with.