This week's column looks at some problems involving album art going AWOL on iOS devices, and the iTunes Store app having trouble getting up in the morning with iOS 7. I also answer a couple of iTunes Store questions related to gifting items and copying links to songs.Q: I have a number of album covers that got scrambled in the move to iOS 7; some albums now show the wrong artwork. Any ideas on what happened and how to fix it?Problems with album artwork on iPods and iOS devices are common. Sometimes nothing displays at all; other times the wrong artwork appears. The only solution I've ever found to such troubles is a bit radical: Delete all the music on the iOS device and resync the music.To do so, connect the iOS device to iTunes, select it, and click the Music tab in the header bar. Uncheck Sync Music, and then click Sync near the bottom of the iTunes window. After the syncing is complete, recheck Sync Music--iTunes will have rememb