Never understand the author has been insisting on the explanation of the "DSO", whether someone gave me the most straightforward explanation
Xarcade token XAR has a fixed amount of 1. During the DSO you will get a 20% discount.
XAR never fluctuates on the platform and is always at a constant value at EUR 1.00. This constant value is for benefit for the game publishers who would dislike fluctuate.