Sonstebo said that a module for IOTA, the IXI Hub, is beeing developed and is nearly finished (security checks now).
This will enable the waiting exchanges (6 of them as far as I know) to just plug&play, so when IXI Hub is out, they can list IOTA pretty simple.
Here's a great collection of quotations from Dom on IXI, the progression of the Foundation and a few other things:
https://imgur.com/a/5UNBW