Quantum stocks climbed on Thursday, adding to a massive week-to-date rally fueled by enthusiasm for Nvidia 's new open-source artificial intelligence models designed to advance the burgeoning computing technology. Since the start of the week, IonQ shares have skyrocketed 50%, as have shares of D-Wave Quantum . Quantum Computing and Rigetti Computing have surged more than 20% each. The rally comes on the heels of Nvidia's unveiling of Ising , a new family of open-source models aimed at