I found TetherBack while I was already trading on WEEX, and at first I just thought it looked like a nice extra. But after spending a little time with it, I realized the cashback setup felt more useful than I expected. That is mainly because it is built around something traders already deal with every day, which is fees. If you are active in futures, you already know fees can quietly add up over time. They may not always stand out when you are focused on entries, exits, and market movement, b...