I woke up every single day for the next two months after signing those deals, convinced that I had somehow broken the law and I would find in my inbox an email saying "no, sorry, this has all been a misunderstanding, you must return to us all of that money." The process of sending an invoice of that size was surreal in a way that few things since have quite been, and more than the actual financial gain it was a deeply useful lesson in understanding that the numbers which look big to a twenty-four-year-old look like rounding errors to a sophisticated company.
It's painfully rare for a piece of software to have a true sense of narrative closure: either it succeeds, and is immortal, or it is killed: killed by shifting priorities and shrunken budgets and changing macroeconomic headwinds and more exciting ideas.
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