Professor Katrin Tinn weighs in on the ongoing debate about the sustainability of digital currency in Canada. In her view, consumers would benefit from a more up-to-date understanding of their spending habits, and the lending process could be streamlined. But the picture isn’t entirely rosy. Adopting digital currencies presents an inevitable security risk. As an added concern, it would be easy for digital providers and lenders to be biased against customers based on their spending activity.