@JeremyECrawford Casting Wish: do you always have a 33% chance of never casting it again or is it only if you cast another spell b4 a rest?
— Nicholas DeVito (@NDevito1) September 29, 2015
There's a 33% chance of not casting wish again if it does anything other than duplicate a spell of level 0-8. #DnD https://t.co/9VB77SazbY
— Jeremy Crawford (@JeremyECrawford) October 12, 2015