Here's a great post about tablets recently added on http://mobilityhelp.com/blog.
"A happy employee is certainly a more productive one. Believe it or not, the best way to increase production is by cutting back on work time. It doesn’t necessarily have to be a long 1 hour break; in fact, just 10 minutes of internet surfing or Twitter checking is enough to produce positive results. Here are ways offices can make work more tolerable and enjoyable: