One of the advantages of using the Google browser, Chrome, is that having separate processos each tab, if one of the pages that YOU will give you error, will not make the whole browser hangs, a feature that Apple's browser anela , Safari, using both its computers under Mac OS and Windows computer.

But one of his employees, Anders Carlsson, development manager and the Safari Webkit engine, today announced it is working on a new framework called Webkit2, which will seek to isolate all operations in the style of Chrome, but with a difference concerning the policy pursued by Google and that this feature will make the browser much more stable and more user friendly, is that the implemented directly on the motor and may be used by other companies on their products.

Via: Ars Technica