Given the following passage

"In four months, Aonuma's team managed to present realistic horseback riding,[l] which Nintendo later revealed to the public with a trailer at Electronic Entertainment Expo 2004. The game was scheduled to be released the next year, and was no longer a follow-up to The Wind Waker; a true sequel to it was released for the Nintendo DS in 2007, in the form of Phantom Hourglass. Miyamoto explained in interviews that the graphical style was chosen to satisfy demand, and that it better fit the theme of an older incarnation of Link. The game runs on a modified The Wind Waker engine.",

answer the following question. Note that the answer is present within the text.

Question: What consumer factor led to the game being released in the form of Phantom Hourglass?
demand
The text states that the sequel to The Wind Waker was released in 2007 "in the form of Phantom Hourglass" due to demand..