ok sometimes , not always but if a topic has several replies and several pages of replies , if its the first post of the last page ( latest page) its not viewable until another post to that topic is made.....like the latest one and i have noticed it several times in the past 12 -15 hours has 6 pages but will only let you see 5 pages of replies.
http://www.satelliteguys.us/showthread.php?t=90922&page=
http://www.satelliteguys.us/showthread.php?t=90922&page=