What's on in the world of electronics and computer science are so many thick and fast that it is struggling to keep pace. A new computer, after six months, one year has already passed. The world of consumable products and portable devices is one of the most interesting because they are the objects we use most often during the day.

Long since surpassed the floppy disk, you have become the new storage media such as CDs, DVDs, the high definition dvd (dvd-r verbatim for example), the blu-ray, can store amounts of data much more , 12 times more than a DVD or up to 54 GB, compared with a 4.7 GB single layer DVD.

A major thrust to the purchase of blu-ray was the Playstation 3, which it also has a blu-ray player built. Furthermore, the definition video quality of a blu-ray is superior to that of DVD, now that the TV are almost all high-definition, blu-ray allows us to enjoy breathtaking views at a cost slightly higher than that of blank DVD .

Even in the world of mobile phones are a lot of news, the iPhone came out a year ago has given the right push to market more and more advanced models, often with the ability to incorporate external memory cards, which allow you to store photos, video , music, everything you like to have with you at all times.

Even Smartphone and Blackberry are invading the market, but what are they exactly? A smartphone or Italian smart phone is a portable device that combines features of management of personal data and telephone.

The most interesting feature of the smartphone is the ability to install other programs, adding new features. These programs can be developed by the producer, by the same user, or third parties.