"From the future, yeah. The technology only seems "strange" to you because it won't be developed till long after you're dead." At least, Noiz assumes so. He presumes people are human as long as they look human, and this guy definitely passes for human.

That's when he frowns. "Wait... if you're from Tang Dynasty, why do you know about computers, internet and robots at all?" Is he from someplace anachronistic?