Harry Potter's Emma Watson's mystery man has finally been revealed as a millionaire tech tycoon. The pair have been spotted together as they enjoy the Italian sunshine in Pisa as we enter autumn. Emma dressed in leggings with a jumper tied around her waist as she enjoyed a day out with her rumoured new partner to the Leaning Tower of Pisa. The mystery man is said to be Camila Cabello's ex-boyfriend who is known as Austin Kevitch. He certainly won't be intimidated by Emma's fortune has he quite