The level of spam in the world fell by 30 percent

The level of spam in the world fell by 30 percent

Companies Entensys and Commtouch announced that their recent study showed a 30 percent drop in spam during the fourth quarter of 2010. A significant decrease in the proportion of spam in the global e-mail message is a continuation of trends which marked the start of the closure last September Spamit. The charges brought against the owners of the network that distributed significant percentage "and pharmaceutical" — spam in October caused a massive voluntary termination of other spam networks.

Spam

Thus, the proportion of unwanted messages in December fell by 30 percent compared with those of September.

Hitachi technology will increase the life of lithium-ion batteries to 10 years

Hitachi technology will increase the life of lithium-ion batteries to 10 years

A serious step towards improving lithium-ion batteries used today in a variety of mobile devices has made the company Hitachi. Famous Japanese electronics maker announced the development of technology that allows double the battery life of this type.

Batteries

This is done by extending the life cycle of manganese cathode, inside the battery cell. As a result, the battery before it needs to be replaced, could rise to 10 years. In addition, the new technology allows Hitachi to reduce the use of cobalt in the manufacture of batteries, which in turn will reduce their costs.

Originally Hitachi plans to use the new lithium-ion batteries in areas where long life energy storage is an essential feature of the device.