Achievements are one of the defining elements of the Xbox experience. Naturally, Microsoft will include them in the Xbox One. But they're not going to work like you remembered them, not exactly. There's more to them, now.
According to Xbox support
Battlefield 4 will be out on October 29 for PC, Xbox 360 and PS3. It'll also be released on PS4 and Xbox One.
Turn 10's Forza Motorsport 5, launching later this year with the Xbox One, looked pretty amazing in motion
The Verge reports that Xbox One will not be backward compatible with Xbox 360 titles. That is according to Mark Whitten, Microsoft's vice president for Xbox Live.