From my point of view, bitshares cryptocurrency exchange is viable. In the sense that it is easy to use, easy access and it also offer traditional exchange functionalities such as margin training and some others.
Another feature that makes this site good Is that, it is free from counterparty risk, it loan can only be granted on collateral. Bitshares is allows to secure collateral and perform settlement.
There is also a sense of belongings where all committee members can collectively adjust the fee plan to transact, to make sure it remains at low level as the price of BTS increase.
on bitshares platform various of crypto instrument can also be traded such as silver, oil, gold as well as other crypto based derivative such as bonds and stock, this can be traded again rack other like bitusd to NYC and silver to gold.