Just for example's sake, here's what Webmaster Tools is reporting. I have 1,002 of these "Duplicate Title" errors. On this particular thread, the same page is being indexed 5 times! To Google this looks like duplicate title and content.

Page Title: TM SuperTri adjustments - The Gallery | A golf forum at GolfGearReview.com

URLS:
/fo​rum​/ub​bth​rea​ds.​php​/to​pic​s/4​036​0/2​/TM​_Su​per​Tri​_ad​jus​tme​nts
/fo​rum​/ub​bth​rea​ds.​php​/to​pic​s/4​036​0/T​M_S​upe​rTr​i_a​dju​stm​ent​s
/fo​rum​/ub​bth​rea​ds.​php​/to​pic​s/4​037​7/2
/fo​rum​/ub​bth​rea​ds.​php​/to​pic​s/4​042​1/2
/fo​rum​/ub​bth​rea​ds.​php​/to​pic​s/4​048​4/R​e_T​M_S​upe​rTr​i_a​dju​stm​ent​s

Maybe we can help some other folks who are having similar issues. I have to think they are out there.