 The development progresses at a moderate but steady pace and was also newly fueled by a successful participation of the project as a Google Summer of Code mentoring organization in 2008 and 2009.TurboGears 1.1, aimed at helping legacy sites make the transition to 2.x, was released in October 2009.A new revision of the book is in the works to update it in line with the changes TurboGears 2 has brought.