Always relegated to the shadow of Internet Explorer, Firefox, Safari and, since a couple of years-Chrome Opera is hard work looking for some time to achieve a market share that reflects its quality.
Recently announced that Opera 11 will provide support for extensions, And now have added another interesting feature: the ability to install Opera on an external device, such as a flash drive or memory card.
This option is available if we click Options (When starting an installation), and now you can also opt for an installation to a user or for all, we will be able to choose to install Opera on an external device.