You think the iPad is really “usable” and “intuitive”? Read this report from the leading Usability experts of Nielsen-Norman Group written by Jakob Nielsen himself. You’ll be surprised at his findings and might even agree with him.
If you don’t want to read the long report, Jakob has written a summarized version of his findings – iPad Usability: First Findings From User Testing
Download the report:
Usability of iPad Apps and Websites: First Research Findings