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2017 Computing Conference
Almost every traveller possesses some amount of leftover foreign currency, either as actual cash or on a travel currency card, at the end of any international trip. However, the means to exchange this leftover currency, coins in particular, is largely inconvenient often leading to considerable amounts discarded or left unused. In this paper, we explore how distributed ledger technology, i.e. blockchain, could be applied to the problem of utilizing this leftover foreign currency. We portray heredoi:10.1109/sai.2017.8252284 fatcat:nmrqouw5p5cb5cmnnvixsuzm3u