Overall, the chief characteristics of each of the launches are what one might expect: added power and storage; stronger, lighter bodies [thanks to new aluminum casings]; improved, near-high-definition graphics, and some useful new software options.
– Hewlett-Packard has been busier than usual rolling out laptops and notebooks the last few months. On March 1, the company introduced its new ProBook S-series, its third such product launch since October 2009.

Overall, the chief characteristics of each of the launches are what one might expect: ad…