The quest continues for a tablet PC - NYTimes.com

SAN FRANCISCO — The high-tech industry has been working itself into paroxysms of excitement lately over an idea that is not exactly new: tablet computers.

Quietly, several high-tech companies are lining up to deliver versions of these keyboard-free, touch-screen portable machines in the next few months. Industry watchers have their eye on Apple in particular to sell such a device by early next year...