We saw screenshots from the Character Visualiser. The Rouse said he'd used the VTT. That suggests that the losses when these were scrapped was significant. Software really isn't cheap, even in getting to a state where the management can play with it a bit.
Eh - an outsourced but not completed project could have cost zero. I've seen contracts of all stripes, and many of them require delivery. Who knows? Maybe it's zero, maybe it's $30M.