That's why the actress is declining selfies with fans these days.
"For me, it's the difference between being able to have a life and not," Watson recently told Vanity Fair. "If someone takes a photograph of me and posts it, within two seconds they've created a marker of exactly where I am within 10 meters."
The former child star is soon to attract even more fans when her latest film, a live action version of Disney's "Beauty and the Beast," hits theaters March 17.