You may also want to check out the following info regarding cracks on some DSOTM pressings that appears on Stereophile's web site:
http://www.stereophile.com/shownews.cgi?1635
Mainly a summary of an AA thread on this topic, but they do mention sonic differences between the various pressings.
http://www.stereophile.com/shownews.cgi?1635
Mainly a summary of an AA thread on this topic, but they do mention sonic differences between the various pressings.