Per the Local Idiom, "Caning" or "Gicking"

"Caning" or "Gicking" is what happens when a person reaches a critical mass of arcane or magical energies from casting spells, from which there is no return. It is a serious concern, given that the end result of "caning" is essentially a massive, arcane explosion centered on the person capable of extreme destruction. Steps are taken to reduce this risk. Most commonly, an iron collar is put around…