It's definitely not Substack's fault. They presented the user a form to fill, the user used some tool to fill it and it failed. Whether Substack should keep th

It's definitely not Substack's fault. They presented the user a form to fill, the user used some tool to fill it and it failed. Whether Substack should keep the money is a matter of goodwill, it's no different from the user fat-fingering an extra zero.