The volume is the tricky bit but I think with the right marketing they could go places just like how recent exchanges did it; I am not sure if I can mention names here but I think bibox is one. Let us see what's the team plan on this.
Yeah, That exchange really done good. I hope and I know the Onam can also done something like that so they will going to become one of the most competitive exchange in the future.
This is all rather controversial and ambiguous. Now there are many cryptocurrency exchanges. To make a new exchange on the red market is quite risky.