because the UI is buggy like crap and not user friendly. Hell even my n900 who is seen as a geekos is more user friendly than symbians peace of snit. They should hade wipet it out long way ago! the new Anna on C7 is freezing. the core apps hangs some time and so on. also my boss who I gave a tip to go for E7 cause its a bussinesphone. But it seems to be a bigmistake cause he also has problems with the phone.