QR codes are so familiar and widespread, we tend to trust them without question. That’s exactly what scammers rely on.

Every conversation you have with an AI — every decision, every debugging session, every architecture debate — disappears when the session ends. Six months of work, gone. You start over every time.

Amid criticism from professors and students asking that she not use the university’s founder as “a moral compass,” University of Virginia President Teresa Sullivan is defending her use of a Thomas ...