We ask you, start doing Jak 4! I became the fan of Jak and Daxter from the game Jak 3. We very much ask you, Jak 4 has to appear! After all for Jak of 4 ideas there is a lot of. Correct TLF error. If you start doing Jak 4, it will be real happiness for fans of Jak and Daxter Only you - Naughty Dog can make Jak 4 as you know characters better, Than other game companies. You are parents of Jak and Daxter. I will wait for the answer from you, dear Naughty Dog.
But still, Naughty Dog why don't you just consider developing a new Jak V now!?