I doubt there's any hope of making money off the project, but it's a great piece of work and something he can add to his portfolio. Note the prominent mention

I doubt there's any hope of making money off the project, but it's a great piece of work and something he can add to his portfolio. Note the prominent mention of nodejs. That is irrelevant to anyone using the app, so adds to the likelihood he is probably hoping to score a job(s) out of his now proven ability to ship products with node.