Няколко извадки: In fact, it has been suggested that ECHELON may intercept as many as 3 billion communications everyday, including phone calls, e-mail messages, Internet downloads, satellite transmissions, and so on. ... Some sources have claimed that ECHELON sifts through an estimated 90 percent of all traffic that flows through the Internet. На когото му е интересно може да посети за повече информация