Twenty-seven-year-old Mashable CEO Pete Cashmore came in at no. 10 in The Times of London's list of the 30 richest Brits under 30, beating out Robert Pattinson, Adele, Keira Knightley, and roughly half the cast of Harry Potter with a personal fortune of £60million. Spotify CEO Daniel Ek trumped Cashmore by four spots and £190million, coming in at no. 6.