Otherwise, you get this ugly term: embezzlement.
But kudos for opensourcing it and standing up to criticism from hecklers like me.
But still within the core area, I think you have to accept that I would trust your books if they were kept in pencil more than I would trust books kept with software that didn't have proper controls.
A product with as much depth would likely appeal to accountants or those that assist them directly.
There was also a fear of letting this be my full time gig and not having a steady paycheck. My brick and mortar business had just closed its doors as my biggest client stopped paying people (he literally disappeared into the woods and had a class action lawsuit from many people he owed money).
Here's mine: http://redtagcrazy.com/blog/2011/03/28/rise-and-fall/