One option: Take any job in any industry from well functioning (i.e. large) company. They'll have to offer it as a real, paying job and not some half-formed ide

One option: Take any job in any industry from well functioning (i.e. large) company. They'll have to offer it as a real, paying job and not some half-formed idea. Doesn't have to be software (though it sounds like that's the general skill set we've got here). Once you have living money, you can decide if you want to go bigger on living money or spend the rest of your effort on hobby projects.