The latest Steely Dan release is mixed loud, but it sounds quite good. The audible distortion you hear on some records is because at some point in the recording process they exceeded digital zero. Sometimes this is done by accident, and though it's hard to believe, sometimes it's done on purpose. To call an engineer's use of compression distortion is to miss it's creative uses. Virtually all of your classic (60's - 80's) rock has used compression as a creative device. Check out the Kinks "All Day & All of the Night". One of the reasons alot of professionals love recording to analog tape is the gentle compression effect it gives. Vinyl mastering also has some well known compression artifacts.