Paul Kwiat Answer Quotations

It seems absolutely bizarre that counterfactual computation - using information that is counter to what must have actually happened - could find an answer without running the entire quantum computer. But the nature of quantum interrogation makes this amazing feat possible.

It seems absolutely bizarre that counterfactual computation -- using information that is counter to what must have actually happened -- could find an answer without running the entire quantum computer. But the nature of quantum interrogation makes this amazing feat possible.