Complex sentence: USC is home to the world's most powerful quantum computer, presently housed in a super-cooled, magnetically shielded facility at the USC Information Sciences Institute, the only other commercially available quantum computing system being operated jointly by NASA and Google.
Split into simpler sentences: USC is home to the world's most powerful quantum computer, which is presently housed in a super-cooled, magnetically shielded facility at the USC Information Sciences Institute. The only other commercially available quantum computing system is operated jointly by NASA and Google.