TTS is more of a toy, a gimmick, even when done well it's still a heartless robot reading stuff, it might suffice for an instruction manual or a technical paper but for proper literature it's just no good. And just yesterday I was listening to a TTS demo in italian, where the "voice actor", obviously an amateur and possibly not even a native speaker wrongly accented some very common italian words. The company marketing their TTS enchanced device better take care of that before tackling the italian market...