If you create an account, they have another user which makes it easier for them to raise money and/or figure out a way to monetise in the future, which means they are less likely to die, which means you have contributed life to the community.
Of course, actually having a business model might be a better plan for them, but there have been plenty of QA sites that have not found a model that works, so that sounds harder than just getting more users.
Of course, actually having a business model might be a better plan for them, but there have been plenty of QA sites that have not found a model that works, so that sounds harder than just getting more users.