Besides, I see some conceptual problems with concepts such as what is iTunes; why I can't download mp3 files to the tablet and listen to them; how to print PDF files?<p>They're going to be especially serious in countries with somewhat limited iTunes Store that does not support music, movies and shows.<p>For instance, Poland, which is rich enough for iPhone but apparently, but not for full version if iTunes Store.<p>I completely agree with the article, though. I've got very excited about all my non-tech friends, which constantly suffer from tech problems.<p>The presented problems are no longer purely technical, though, like they were on regular computers. They're <i>just</i> usability issues.