Insomniac Games Responds to Ratchet milking criticisms

[outlawauron]

Boutros said:

Chairman-Mao said:
Ratchet isn't milked. Their games get reviewed mid to high 80's, they sell well, and they're every 2 years, not yearly.

Game Title

US release date	Platform
Ratchet & Clank	November 7, 2002	PlayStation 2
Ratchet & Clank: Going Commando	November 11, 2003	PlayStation 2
Ratchet & Clank: Up Your Arsenal	November 2, 2004	PlayStation 2
Ratchet: Deadlocked	October 25, 2005	PlayStation 2
Ratchet & Clank Future: Tools of Destruction	October 23, 2007	PlayStation 3
Ratchet & Clank Future: Quest for Booty	August 21, 2008	PlayStation 3
Ratchet & Clank Future: A Crack in Time	October 27, 2009	PlayStation 3

Does the PSN release really count as a main title?