Journal backup in case group migration kills this:
https://docs.google.com/document/d/1wWzjTCCoJCyopBZhOE9UHeH3aBKcaY1b0VwuUYsDbPs/edit?usp=sharing
Most of the species inhabiting the Fading Realms are prone to contracting interstellar viruses called taints. Most often the infection occurs during the passage through a dimensional gateway (symptoms may start appearing much later), although it can sometimes be contracted from another infected creature or as an effect of staying in a proximity of a portal for a long time. If you'd like to read short introduction to them instead of this whole detailed journal - look at the featured comment under