<A target="_blank" href="http://www.pcworld.com/businesscenter/article/219653/high_prices_threaten_to_kill_tablet_adoption.html">The new Motorola Xoom is priced at about $800 and the least expensive iPad</A> is just under $500, making an equal weight of silver bullion less expensive. And then... Tablets are proving a little too expensive for many people and companies.