The exchange tokens seem to have great future. I believe, the AT token is one of the most advanced, thanks to the passive income for holders and limited supply. The performance so far has been great but the interest of investors is growing - it is much better and safer investment than ICO.
The genesis mining has already started.
The very first day has shot up ABCC to the top 11th exchanges based upon the volume, and the day is not over yet https://www.coinhills.com/market/exchange/