For whatever reason (I smell lawyers), DRM-free purchases (“iTunes Plus”, cheesy har-har) are not enabled by default in iTunes 7.2. In fact, they’re positively buried:
hat tip: SteveX Compiled
addendum: Looks like they placed iTunes Plus links more prominently in the store interface, so you no longer have to dig for them. Thanks, Apple.
“In matters of principle, stand like a rock; in matters of taste, swim with
— Thomas Jefferson