After a cease & desist from Apple, the former iTunes On Sale site has been renamed to, Gift Cards On Sale at:
As one of the commentors to the article below points out, Apple has to protect its trademarks or risk losing them. This doesn't mean they can't licence their use.
iTunes/ Gift Cards On Sale exists substantially to provide free advertising for iTunes. HHG2Tec appreciates the effort, even if Apple doesn't.
More detail on this sorry tale at: