The Advantage of Offline Source

Sharif smiled hesitantly. “In all honesty, I was as surprised as you about that. Professor Gu and I were talking freely when he arrived on campus. He got rather quiet as we came down the slope from your Warschawski Hall. And then for no apparent reason, he turned left and we went around the north side of the library. The next thing I knew he was walking into the freight entrance—and I lost contact. I don’t know what more I can say. My own wearable security is of the highest order, of co...