Someone is evidently hacking the iTunes accounts at this time, and many, many people have reported having anywhere from $100 to $600 stolen from their credit or debit cards. You would be advised to immediately check your account and change password if you are an itunes member!
see Engadget:
http://www.engadget.com/2010/07/04/i...onnected-to-i/
Also:
http://www.indepthwithtech.com/news/...re-hacked.html
More:
http://www.macstories.net/news/itune...ese-developer/
Also reported elsewhere, but Apple is not saying anything at this time...