The why is that a band of Rovagug-aligned mortals are about to target the anomaly-securing-containing-and-protecting installation constructed by Asmodeus, in order to kidnap the anomaly and try to get him to destroy the universe.  This is Cayden Cailean being very legible about that.

Cayden Cailean requests permission to update his oracle's curse with an information packet, after which Cayden promises that his oracle will stop the Rovagug-aligned mortals from obtaining the anomaly.

The why is that Cayden Cailean has spotted a band of Rovagug-aligned mortals who are about to target the anomaly-securing-containing-and-protecting installation constructed by Asmodeus, in order to kidnap the anomaly and try to get him to destroy the universe.  This is Cayden Cailean being very legible about that.

Cayden Cailean requests permission to update his oracle's curse with an information packet, after which Cayden promises that his oracle will stop the Rovagug-aligned mortals from obtaining the anomaly.