Originally Posted by
Xsyon
What was implemented is a stat gain and decay system (strength, agility, intelligence etc.). Your stats shift based on skills that you use (not necessarily skills that you gain skill in).
Skill decay will work in a similar fashion, but it will take into account skills gained using skill points when you level up. If some skills are not gaining fast enough, these will be balanced out.
Both stat and skill decay are minor and meant to create balance instead of having everyone trying to grind to max everything out.