Along with the up-front iTunes 10 changes (social awareness, monochrome sidebar, new-attitude icon), it looks like Apple has quietly dropped one store-centric feature from the latest version. Roberto Baldwin at Mac|Life notes that the feature allowing users to buy a section of a track from the iTunes Store for use as a custom ringtone has gone AWOL between 9.2.1 and 10.
Granted, there are lots and lots of