Probably mid-January, late January is kinda late if they are planning to release in in early March for example, although we don't know the date yet, so nothing is out of question.
They said that the music wont sound like anything she's ever done before. Her voice is more 'mature' and she's writing a lot herself and is more in control of the music.
This is exactly what I wanted. Mature voice = mature music. I can't.